tag:blogger.com,1999:blog-83873128174782960252024-03-13T14:40:45.481+02:00OBSERVO.ERGO.SUMMirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.comBlogger200125tag:blogger.com,1999:blog-8387312817478296025.post-52295860312678727372024-02-09T21:44:00.003+02:002024-02-10T12:44:43.839+02:00Binomania - Ianuarie 2024<p> Iata dotarea mea cu binocluri, Ianuarie 2024.</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOhdX7GQhlEWgZ_KY6QAQaN8SAxsqzCQwsnWnMalMn5IesmSi7wWwiDFaMuJwfgy7WTcllg_-v932N6QSX00ijX84G57451U5zfL1Z8Nz5wpyAhciECwF24yoUcs-cjTirtwZjZO31DabjdFi5DGjOpjvTUYsD62AS85JJXXzB-UA-YkAn3gwWfncmSL4/s4160/IMG_20240112_162541.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="4160" data-original-width="3120" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOhdX7GQhlEWgZ_KY6QAQaN8SAxsqzCQwsnWnMalMn5IesmSi7wWwiDFaMuJwfgy7WTcllg_-v932N6QSX00ijX84G57451U5zfL1Z8Nz5wpyAhciECwF24yoUcs-cjTirtwZjZO31DabjdFi5DGjOpjvTUYsD62AS85JJXXzB-UA-YkAn3gwWfncmSL4/w480-h640/IMG_20240112_162541.jpg" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">BINO - BABEL, Ianuarie 2024</td></tr></tbody></table><br /><p style="text-align: left;">Binoclurile din Bino - Babel, de jos in sus:</p><p style="text-align: left;">- ''Bepento'', binoclu 20x60mm, recuperat prin combinarea pieselor de la un binoclu BPC cu cele de la un ''Tento'' , cca 1980, pentru stele duble de pana la separatia de 5'', DSO, numai pentru observatii in stare montata pe trepied</p><p style="text-align: left;">- Nikon Aculon 10x50mm : binoclu universal, excelent pentru stele variabile si DSO</p><p style="text-align: left;">- Fujinon Mariner 7x50mm WPC-XL, binoclu usor cu corp din policarbonat, am demontat busola, bun pentru stele variabile; rezolva Albireo, Zeta Lyr, Delta Cephei din mana</p><p style="text-align: left;">- Saga ED 10x42mm : construit cu elemente optice din sticla ED, binoclu universal</p><p style="text-align: left;">- Swarovski ''Habicht'' 10x40mm, rezolutie excelenta, binoclu universal</p><p style="text-align: left;">- IOR 8x30mm: fabricat in RSR, 1953, binoclu militar cu reticul</p><p style="text-align: left;">- Optico 8x25mm: made in France, pentru observatii de zi</p><p style="text-align: left;">- Hapo Lord 3.6x40mm , binoclu galilean, cea mai buna saturatie a culorilor la stele</p><p style="text-align: left;"><br /></p><p style="text-align: left;"><br /></p><p style="text-align: left;"><br /></p><p style="text-align: left;"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj0ZL0Vp026wyRNsy1RKzmkFeRzB2ja-upanA812PrP99C6ki85FL7-IdznnOnw0qo1OnA1ypxCyljPyg7w3g1obCwqEgXg1vy2bPIDvxSwwXY_cl6jz06ovU6EtAlZajIHJZZErd1q334bfGEKJ44Qnw0T3TKPvvwqcW4p9-PGR0XPIarvKI7eCFRsRD8/s4160/IMG_20240112_162348.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="3120" data-original-width="4160" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj0ZL0Vp026wyRNsy1RKzmkFeRzB2ja-upanA812PrP99C6ki85FL7-IdznnOnw0qo1OnA1ypxCyljPyg7w3g1obCwqEgXg1vy2bPIDvxSwwXY_cl6jz06ovU6EtAlZajIHJZZErd1q334bfGEKJ44Qnw0T3TKPvvwqcW4p9-PGR0XPIarvKI7eCFRsRD8/w640-h480/IMG_20240112_162348.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Flota de binocluri, Ianuarie 2024</td></tr></tbody></table><br /><p style="text-align: center;"><br /></p><p style="text-align: left;">Aceleasi binocluri, in formatie de flota militara :</p><p style="text-align: left;">Avangarda: tribord - Fujinon 7x50mm ; babord - Nikon Aculon 10x50mm</p><p style="text-align: left;">Centru: tribord - Habicht 10x40mm ; amiral : Bepento 20x60mm; babord - Saga ED 10x42mm</p><p style="text-align: left;">Ariegarda: tribord - Hapo Lord 3.6x40mm; centru - Optico 8x25mm; babord: IOR 8x30mm.</p><p style="text-align: left;"><br /></p><p style="text-align: left;"><br /></p><p style="text-align: left;">Coloana de binocluri sau cum se mai spunea in armata, ''vaniliati'' in loc de ''v-aliniati'' !</p><p style="text-align: left;">De la stanga: Bepento 20x60mm, Nikon Aculon 10x50mm, Fujinon Mariner 7x50mm WPC-XL, Saga ED 10x42mm, Swarovski Habicht 10x40mm, IOR 8x30mm, Optico 8x25mm, Hapo Lord 3.6x40mm</p><p style="text-align: left;"><br /></p><p style="text-align: left;"><br /></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjS1xpUGgJGpNx03tDLTOtBQYnxL9bAKtEHP5jibfzym3If6wl6iur7fjEuVieyv2LVG_33fTAO7D7N-xq2vJF9B_9Vy2X50wTvkpNEj1PcgDsPTkBxWeomC7yHFeVSTIfkYqxJT7ZK79dhFDGGPnTV_a6tlAoqYNaR22POhjvvnztDfIFyiFBz75letUc/s4160/IMG_20240112_163209.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="3120" data-original-width="4160" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjS1xpUGgJGpNx03tDLTOtBQYnxL9bAKtEHP5jibfzym3If6wl6iur7fjEuVieyv2LVG_33fTAO7D7N-xq2vJF9B_9Vy2X50wTvkpNEj1PcgDsPTkBxWeomC7yHFeVSTIfkYqxJT7ZK79dhFDGGPnTV_a6tlAoqYNaR22POhjvvnztDfIFyiFBz75letUc/w640-h480/IMG_20240112_163209.jpg" width="640" /></a></div><br /><p></p><p style="text-align: left;"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwi8Hl_X244T0iQqnox4bVMQcgQ65TGd0-EhXsZL9cCUiIgKM9xhXIzAyd8C3_zcE4_r5eq5qSPnZpmJm8NhqKPCf945MY-m2zc6nfnwuyy4CD6ERfop6d5rvbAW8wnAiwZ89HJlCM3sQ44qWHZKDfrO1ATpM-N7peN6Y2YV0tvsPAMddFt7e7IAaLKaQ/s2061/Bepento%2020x60mm.Iulie.22.v3.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2061" data-original-width="1546" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwi8Hl_X244T0iQqnox4bVMQcgQ65TGd0-EhXsZL9cCUiIgKM9xhXIzAyd8C3_zcE4_r5eq5qSPnZpmJm8NhqKPCf945MY-m2zc6nfnwuyy4CD6ERfop6d5rvbAW8wnAiwZ89HJlCM3sQ44qWHZKDfrO1ATpM-N7peN6Y2YV0tvsPAMddFt7e7IAaLKaQ/w480-h640/Bepento%2020x60mm.Iulie.22.v3.jpg" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Bepento 20x60mm, pe montura pipe 1.5'' Penelopa<br />Iulie 2022</td></tr></tbody></table><br /><p style="text-align: left;"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHOPuTN2LpBA_e7ppC8Uvurhj22CDbwyuIFAmaWlLPaOjEv0I9tNs1dGQISXGbgpnCnPFezfna_kwm4I4vRp6b868OEGhUpBnHE2VhXioYf4RaPIR3-NpwHFAE0qPRKc6R4hyphenhyphenwQ4PTmTBL2OQqmRHpPm6KUSaOZrw0AveYDuSpMWO6qav1_xiKuu_BfiM/s2816/Bizooka+Fujinon%207x50mm.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2112" data-original-width="2816" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHOPuTN2LpBA_e7ppC8Uvurhj22CDbwyuIFAmaWlLPaOjEv0I9tNs1dGQISXGbgpnCnPFezfna_kwm4I4vRp6b868OEGhUpBnHE2VhXioYf4RaPIR3-NpwHFAE0qPRKc6R4hyphenhyphenwQ4PTmTBL2OQqmRHpPm6KUSaOZrw0AveYDuSpMWO6qav1_xiKuu_BfiM/w640-h480/Bizooka+Fujinon%207x50mm.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Fujinon 7x50mm pe stabilizatorul de imagine ala Alan MacRobert <br /><br /></td></tr></tbody></table>Ideea stabilizatorului de imagine a fost preluata de la Alan MacRobert de pe situl <i>Sky and Telescope</i>:<div><br /></div><div style="text-align: center;"><a href="https://skyandtelescope.org/astronomy-equipment/image-stabilize-your-binoculars/">https://image-stabilize-your-binoculars/</a><br /></div><div><br /></div><div>Primul stabilizator de imagine, construit de catre Csillag Attila:</div><div><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj_w4trb9qe07ygAJfuY5ccZGlPk7n7wXP4eAPTeC0fVO8BIFr-1wdzDSYapfpPMaboefwyKME9vAdBINGiIbJluGUuUqkOVzlDMC63OgqTOr2bILAIjqgcDDfMDrNGeruVBrNxOep4kFdBCB4btDud04HUEthZgRsTulvyKMI9nZrWt0TgtjZNNk41XRo/s400/1.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="300" data-original-width="400" height="240" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj_w4trb9qe07ygAJfuY5ccZGlPk7n7wXP4eAPTeC0fVO8BIFr-1wdzDSYapfpPMaboefwyKME9vAdBINGiIbJluGUuUqkOVzlDMC63OgqTOr2bILAIjqgcDDfMDrNGeruVBrNxOep4kFdBCB4btDud04HUEthZgRsTulvyKMI9nZrWt0TgtjZNNk41XRo/s320/1.jpg" width="320" /></a></div><br /><div><br /></div><div>Ideea a fost dezvoltata aici:</div><div><br /></div><div style="text-align: center;"><a href="https://observoergosum.blogspot.com/2018/01/image-stabilizer-for-binoculars-ala.html" target="_blank">https://observoergosum.blogspot.com/2018/01/image-stabilizer-for-binoculars-ala.html</a><br /></div><div><br /></div><div><p style="text-align: left;">In poza de mai jos vedem un Bino-Babel al prietenului meu Csillag Attila, de prin 2008.</p><p style="text-align: left;">Binoclurile din imagine au aperturi de la 60mm la 30mm.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh2ylKTjWd-33neL0dVGI4RwIas9dk4ZTYeCg8cP5vinM5HUfQHV7tHp8geI8FSTz9qZS0J7tITBoutWfLFJW_I79Ad9gUmGCUnVH3DnSC8Uj_TCwpxLJFzrDr5-70glTBICaGJea8VghkfCwvRFL1E6trK0dQg6koZGfyhk-I0hPw-ckJ1BnHC1TSdjeM/s640/binocluri%20Csillag.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="480" data-original-width="640" height="300" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh2ylKTjWd-33neL0dVGI4RwIas9dk4ZTYeCg8cP5vinM5HUfQHV7tHp8geI8FSTz9qZS0J7tITBoutWfLFJW_I79Ad9gUmGCUnVH3DnSC8Uj_TCwpxLJFzrDr5-70glTBICaGJea8VghkfCwvRFL1E6trK0dQg6koZGfyhk-I0hPw-ckJ1BnHC1TSdjeM/w400-h300/binocluri%20Csillag.jpg" width="400" /></a></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: left;">Sa nu credem insa ca astronomii amatori din generatia tanara ar fi imuni la ''binomanie''.</div><div class="separator" style="clear: both; text-align: left;">Iata aici Bino-Babel al celuilalt prieten al meu, pasionat astronom amator, Armand Popa.</div><div class="separator" style="clear: both; text-align: left;"><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRS1kaMG8iJO-HJf1h8tP_loZgI-9ZpQ2SyhaDbViUIvF0NBQrtAy_jhizWxkGMV5TOu3xeVuKHTHF4EPNkBcYvWck6YhR6Ijrci_0YmfbHnEPiGMGb61MGM6NOKey1X8AksTAt15DLjX6K1VQrFYwOuOK6pS6vUEK6_f2fg2h19Doc2IftQpZtAI2EhE/s2048/Binoclurile%20lui%20Armand.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2048" data-original-width="1536" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRS1kaMG8iJO-HJf1h8tP_loZgI-9ZpQ2SyhaDbViUIvF0NBQrtAy_jhizWxkGMV5TOu3xeVuKHTHF4EPNkBcYvWck6YhR6Ijrci_0YmfbHnEPiGMGb61MGM6NOKey1X8AksTAt15DLjX6K1VQrFYwOuOK6pS6vUEK6_f2fg2h19Doc2IftQpZtAI2EhE/w480-h640/Binoclurile%20lui%20Armand.jpg" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Bino - Babel al lui Armand </td></tr></tbody></table><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><div><br /></div><div><br /></div>Binoclurile lui Armand , de jos in sus:</div><div><br /></div><div>Dominant 15x50mm</div><div><br /></div><div>Champion 10x50mm</div><div><br /></div><div>Revue 8x40mm</div><div><br /></div><div>CZJ Jenoptem 8x30mm W</div><div><br /></div><div>( Exista si binoclul Omegon 20x80mm dar acesta lipseste din imagine ... )</div><div><br /></div><div><br /><p style="text-align: left;">Cu ultima imagine, revin la ''oili noastre'' adica la binoclurile mele ...</p><p style="text-align: left;"><br /></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjGO7M_4wLAxVbT3whtGkv7YCPVdRm0yi1VR-Cl2FYeKql7I1cVG19Aw-slZiN0b8TVNemGW7XkrJDtTZaKXfNqJpqw5C1Ttpy_Ed4p9Pc27YyvdfjR9r3hrmJBtdJYlwRp7zSw7Jwx2ODUURQaArj2mp4GwBfFT0HqxkDTvg88jt84-w18qbpCfPONCHc/s4160/IMG_20240112_232449~4.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="2507" data-original-width="4160" height="386" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjGO7M_4wLAxVbT3whtGkv7YCPVdRm0yi1VR-Cl2FYeKql7I1cVG19Aw-slZiN0b8TVNemGW7XkrJDtTZaKXfNqJpqw5C1Ttpy_Ed4p9Pc27YyvdfjR9r3hrmJBtdJYlwRp7zSw7Jwx2ODUURQaArj2mp4GwBfFT0HqxkDTvg88jt84-w18qbpCfPONCHc/w640-h386/IMG_20240112_232449~4.jpg" width="640" /></a></div><br /><p style="text-align: center;"><br /></p></div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-67949430552900735152024-01-05T02:10:00.007+02:002024-01-18T22:28:32.866+02:00Catalogul Messier : reobservare<p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiwJSKFw7Q9h8gI8SIY43i8_nMrWo9CRg4moalXg_4GYOojsij5Ko2c-fMv98Oycw7S7UqyLgzoN6K7ItSNTycTEvS5cYSoWeIHd2t2EWMNW7HZfPx8U6xT3l2RlPhERgGoIeCzZO9dJCloX8NT90Wx0ShmVwSgH-bQMUA6G5RMTiMoBFePbq_nhXfhsjk/s687/Messier,%20portret,%20Nicolas%20Anseaume,1771.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="687" data-original-width="606" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiwJSKFw7Q9h8gI8SIY43i8_nMrWo9CRg4moalXg_4GYOojsij5Ko2c-fMv98Oycw7S7UqyLgzoN6K7ItSNTycTEvS5cYSoWeIHd2t2EWMNW7HZfPx8U6xT3l2RlPhERgGoIeCzZO9dJCloX8NT90Wx0ShmVwSgH-bQMUA6G5RMTiMoBFePbq_nhXfhsjk/w565-h640/Messier,%20portret,%20Nicolas%20Anseaume,1771.png" width="565" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Charles Messier<br />portret de Nicolas Anseaume, 1771</td></tr></tbody></table><br /><p style="text-align: center;"><br /></p><p></p><p class="MsoNormal">Ma aflu undeva aproape de finalul lecturii reviziei
Catalogului Messier, facuta de catre Camille Flammarion si echipa ''Société
astronomique de France/ SAF'' a acelor vremuri.</p>
<p class="MsoNormal">Vremuri grele, cumplite, deoarece revizia s-a intamplat in
timpul Primului Razboi Mondial. Activitatea SAF pe aceasta tema a durat mai
multi ani si a intampinat multe dificultati : spre sfarsit, lipseau cam de
toate, de la<span style="mso-spacerun: yes;"> </span>hartie pana la tipografii
priceputi in meseria lor, ce sa mai vorbim de gravorii care trebuiau sa
transfere pe hartie delicatele fotografii si desene de nebuloase. </p>
<p class="MsoNormal">In intregul ei, revizia a fost o actiune superba si pentru
care aprecierea ca ''succes'' ar fi o nemeritata subapreciere. Este insa<span style="mso-spacerun: yes;"> </span>prea putin cunoscuta in lumea larga unde se
considera ca cercetarea obiectelor Cerului Profund ( Ciel Profond / Deep Sky/
Mély Ég ) este legata mai ales de astronomii de limba engleza care ar fi
initiat-o. Ori, cel putin pentru obiectele Catalogului Messier (plus inca alte
17 obiecte), Flammarion studiaza istoria observatiilor pana la Aristotel despre
care credea ca ar fi efectuat, la roiul deschis M 41, prima adevarata
observatie de acest gen.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p>Dar sa-l lasam pe Flam si harnica sa echipa ...</p><p class="MsoNormal"><o:p></o:p></p>
<p class="MsoNormal" style="text-align: center;"><o:p> </o:p></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi03LSfSfj0Lo9TXEhGGnZCK0dJuiASRs85qmoWx_NYa4e82d6ZKX76lA2hxXhTJRhpbfAyxplwlts5JUB2JIc6bx2IA6_FXPSpngDnuH5I9yqBncV_EFvv_kCEMA4clFVy-ldkWoDBYB6cVKXwPEdirBG_KqwLAp21zve4uSagtoImXqZ1egXdMlI1x7k/s476/poza%20Mircea.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="476" data-original-width="301" height="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi03LSfSfj0Lo9TXEhGGnZCK0dJuiASRs85qmoWx_NYa4e82d6ZKX76lA2hxXhTJRhpbfAyxplwlts5JUB2JIc6bx2IA6_FXPSpngDnuH5I9yqBncV_EFvv_kCEMA4clFVy-ldkWoDBYB6cVKXwPEdirBG_KqwLAp21zve4uSagtoImXqZ1egXdMlI1x7k/w253-h400/poza%20Mircea.jpg" width="253" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Dobsonianul D= 125mm F/ 7, instrumentul primului Tur Messier, vedere partiala <br />( nu stiu de ce mi se tot baga in poze moshul asta !? )</td></tr></tbody></table><br /><p></p>
<p class="MsoNormal">Aceasta lectura mi-a pus cateva intrebari si mi-a redeschis
apetitul pentru reobservarea ''prin forte proprii'' a tuturor obiectelor din
Catalogul Messier. Chiar si primul meu proiect , realizat candva prin 2017- 2018 ( de verificat in jurnal ), imi pare acum, dupa lecturarea lui Flammarion, ca a
fost o actiune grabita. </p>
<p class="MsoNormal">De data aceasta nu voi mai tropai la ocular de nerabdare, ci, asa cum am invatat de la marele maiestru, voi studia in tihna obiectele, le voi
desena pe cele care pot fi desenate , voi studia despre insusirile lor.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwv551QZJ-hQ8aEix3Fm34QoO5JtdVkqpoLJgBTuPl9UTbr5A378FyIZJ3lRw3uxzJrESZt6meyFtPy1bf91LYTdmdP-LVZehS8aGym-4G_KcHMGn8GVbnW25mXfguRjUKEImqqp7E_FJWwVwWu5Xw0CCmJYdJYBp0lSg2FiXx68_zyQ6J6Xd-Eh3nOt8/s4160/IMG_20231013_144747.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="4160" data-original-width="3120" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwv551QZJ-hQ8aEix3Fm34QoO5JtdVkqpoLJgBTuPl9UTbr5A378FyIZJ3lRw3uxzJrESZt6meyFtPy1bf91LYTdmdP-LVZehS8aGym-4G_KcHMGn8GVbnW25mXfguRjUKEImqqp7E_FJWwVwWu5Xw0CCmJYdJYBp0lSg2FiXx68_zyQ6J6Xd-Eh3nOt8/w480-h640/IMG_20231013_144747.jpg" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Newtonianul D= 148mm F/ 5, pe montura ''Penelopa''<br />echipat cu ocularul XCel 25mm <br />si cautatoare RACI 8x50mm+ RDF</td></tr></tbody></table><br /><p class="MsoNormal" style="text-align: center;"><br /></p>
<p class="MsoNormal">Telescopul pe care intentionez sa-l folosesc la majoritatea
obiectelor este noul meu reflector newtonian cu apertura D= 148mm si focala F = 752mm. </p><p class="MsoNormal">El s-a nascut ca un bastard ingrozitor de deformat mecanic si , mai ales, din
punct de vedere optic. ''Parintii'' morali ai acestui gest ''telescopicid''
vorbesc zilnic germana, participa probabil la OktoberFest si tin cu Bayern
Munchen. Habar n-am daca cele amintite mai exista sau s-or fi globalizat si ele precum
productia de telescoape in care Germania obisnuia sa fie ''fruncea'' nu coada ( sau ce-o mai fi ramas pe sub ea). </p><p class="MsoNormal">De produs, telescopul a fost produs in RPC dar
asta trebuie sa fie clar: chinezii fac ceea ce li se comanda. Daca dealerul
european comanda telescop de 1000 verzisori, ei pe acela il fac. Dar daca daca
halitorul de kremwurst se zgarceste si comanda telescop de un dolar, ei pe
acesta il construiesc. </p><p class="MsoNormal">( Ca nu le plac numai kremwurst ci mai sunt si lacomi peste
masura. )</p><p class="MsoNormal">Nu am sa insist aici asupra detaliilor. Am sa spun doar ca din vechiul telescop a
ramas doar barilletul oglinzii principale si inelul de rigidizare de la capatul
superior al tubului, modificate insa si acestea. Cu noua oglinda primara ''Sky Watcher'', cu secundara si cu intreaga
mecanica inlocuita, pus pe montura ''pipe'' - ''Penelopa'', telescopul se
comporta foarte bine, oferind o rezolutie pe stele duble de pana la 0,8''.<o:p></o:p></p><p class="MsoNormal"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjxBYaCjENh2jSN15yomi_a5Hcj3FgjOKnFK1iday6FJdOW_UZPJxBYIbrqohGYMb3j_ZUm9w4KwaR5I_FaVV5-kZCQAmq1ijWo5PnVzkX9_-TufZSFG-wZmOpt4vhzl8NDt9gF7cNrVSsTm5bm9xnlgAnSbn7g1cWyOmtsnxtI3cuM4dP_pMQxbfe1wik/s4608/Dob%20200mm.JPG" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="3456" data-original-width="4608" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjxBYaCjENh2jSN15yomi_a5Hcj3FgjOKnFK1iday6FJdOW_UZPJxBYIbrqohGYMb3j_ZUm9w4KwaR5I_FaVV5-kZCQAmq1ijWo5PnVzkX9_-TufZSFG-wZmOpt4vhzl8NDt9gF7cNrVSsTm5bm9xnlgAnSbn7g1cWyOmtsnxtI3cuM4dP_pMQxbfe1wik/w640-h480/Dob%20200mm.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Dobsonianul Toleascop D = 200 mm F/ 6,<br />cel care a completat si incheiat prima mea Tura Messier</td></tr></tbody></table><br /><p class="MsoNormal" style="text-align: center;"><br /></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Nu va fi insa singurul instrument folosit. Nu degeaba M 74 a
primit numele de ''Galaxia Fantoma'' si, impreuna cu alte doua, trei obiecte au
fost observate in prima mea tura Messier abia cu dobsonianul D= 200mm, scos sub cerul dinafara Aradului.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p>Proiectul a fost deja demarat in Decembrie 2023. Desi nu a fost primul obiect observat , roiul deschis M79 a fost unul dintre primele obiecte observate si desenate.</p><p class="MsoNormal"><o:p></o:p></p><p class="MsoNormal"><br /></p>
<p class="MsoNormal"><b>Roiul stelar<span style="mso-spacerun: yes;"> </span>sferic
M79 in Lepus/ Iepurele :</b><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">In seara observatiei, Vineri 15 Decembrie 2023, cerul a fost
paclos iar aerul, la nivelul solului, plin de umiditate . </p>
<p class="MsoNormal">Am folosit ocularele si grosismentele : XCel 25mm / 30x + TS
7mm UWA / 107x + Radian 3mm/ 250x. </p>
<p class="MsoNormal">Am gasit roiul foarte usor la 30x , la Est de steaua tripla
HJ 3752 unde AB are separatia = 3,5'' si AC= 60''. AC<span style="mso-spacerun: yes;"> </span>a fost separata cu usurinta dar, in seara
observatiei, AB a fost doar rezolvata ( cu greu ) la 107x. </p><p class="MsoNormal">Steaua primara mi s-a parut a fi oranj desi
StelleDoppie spune ca este o stea galbena clasa spectrala G0, deci mai fierbinte
decat Soarele care este in clasa G2. </p><p class="MsoNormal">Am rezolvat si separat AB la reobservarea de Luni 18
Decembrie.</p><p class="MsoNormal"><o:p></o:p></p>
<p class="MsoNormal" style="text-align: center;"><o:p> </o:p></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh-qgnY0vPfCwtGW0mQhbIQG7Go9-e1jbY1BycL4fMlmarrEfeKrGmRF2yT3n1j7GQlv0rmNQYYiVj_Lv-RQHsm8nTuYqYQDWw9ZiwMo8jopEXPqVVwYsXbOKIN_YSGhCwiaglahiNxH1wfbNqAXzmdSulk2abCPqaVFByGUlDBVA5Fg6K0Q7szHGPW5DM/s916/M79.T%20148mm.etichetat%20-%20pacla.v1.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh-qgnY0vPfCwtGW0mQhbIQG7Go9-e1jbY1BycL4fMlmarrEfeKrGmRF2yT3n1j7GQlv0rmNQYYiVj_Lv-RQHsm8nTuYqYQDWw9ZiwMo8jopEXPqVVwYsXbOKIN_YSGhCwiaglahiNxH1wfbNqAXzmdSulk2abCPqaVFByGUlDBVA5Fg6K0Q7szHGPW5DM/w640-h446/M79.T%20148mm.etichetat%20-%20pacla.v1.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">M 79 la 250x / Radian 3mm</td></tr></tbody></table><br /><p></p>
<p class="MsoNormal"><b>M79 </b>este incadrat la Nord de o * 9,4mv iar la
Sud de o * 8,8mv.<o:p></o:p></p>
<p class="MsoNormal"><b>M79</b> s-a vazut ca un obiect cetos, de forma circulara, avand mai luminoasa o treime din partea centrala. Centrul acestei zone luminoase devine
brusc luminos, fara a lua insa aspect stelar.</p><p class="MsoNormal"><o:p></o:p></p>
<p class="MsoNormal">Partea roiului, situata inafara treimii luminoase, are
aspectul unui halou foarte slab luminos. Nu am remarcat detalii in interiorul
acestor trei zone sau asimetrii ale lor.<o:p></o:p></p>
<p class="MsoNormal">Diametrul roiului, incluzand partea de halou slab luminos,
se vedea egal cu a cincea parte din raza campului vizual al ocularului TS 7mm UWA.
Aceasta inseamna un diametru intre 4 si 5 minute de arc.<o:p></o:p></p>
<p class="MsoNormal">La 250x/ Radian 3mm, o stea de magnitudinea 11,48 se vedea spre Est, la 4/5 din raza
campului iar spre Nord, una de 12,2 mv si aflata la 1/5 din raza campului.<o:p></o:p></p>
<p class="MsoNormal"><b>M79</b> si * N 12,2 mv formeaza baza unui asterism triunghi isoscel
foarte ascutit, cu varful in * E 11,48 mv.<o:p></o:p></p><p class="MsoNormal">La scrierea acestor note am avut placerea sa aflu ca in acea seara, am facut cunostinta cu stelele tip AGB, adica ''asymptotic giant branch'' = ''bratul/ ramura/clasa gigantelor asimptotice''. </p><p class="MsoNormal">Steaua Cl* NGC 1904 SH H de 12,2 mv este de fapt o stea gigant trecuta de aceasta faza de evolutie stelara. Are in fata ei o moarte rapida, cu durata undeva intre zece si o suta de milenii. Asta parca o umanizeaza, asa ceva parca mai putem intelege ... sarmana stea.</p>
<p class="MsoNormal">Roiul <b>M79</b> insa nu a fost rezolvat in stele de catre
reflectorul de 148mm; nici macar partial, la nici una dintre observatiile de pana la scrierea acestei note. </p>
<p class="MsoNormal">Datorita altitudinii joase si a cerului paclos de la
momentul observatiei, schita mea a rezultat incompleta in stele de fundal.<o:p></o:p></p>
<p class="MsoNormal">Faptul ca am avut dificultati in identificarea celor doua stele,
reprezentate in desen, confirma conditiile dificile de observatie. <o:p></o:p></p>
<p class="MsoNormal">De asemenea valorile publicate ale diametrului lui <b>M79</b>
oscileaza in jurul valorii de 9 minute de arc. Ori eu am vazut obiectul la un
diametru de , sa zicem, 4 sau 5 minute de arc.<o:p></o:p></p>
<p class="MsoNormal">Asadar, cand voi avea alte ocazii, voi relua aceasta
observatie.<o:p></o:p></p><p class="MsoNormal"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgz9u8Zp0KIFLkBACTEtd_d6a6S-9crNJfsLMTfND_IgNna3tt_3xAPpIwuPpONGlCWaXh3s16j1-hQp_8cfOt5eqyeLANGWfQzyKbI9idmUYCaLBqUZuaZuRpJ9NWWa4_yAYP63VHk1UsNvRvQrpN1aycbJP4DIa4MP11eFniG0k0pqHm-nLygwmNqnkM/s2097/M79.T%20148mm.v1.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2013" data-original-width="2097" height="384" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgz9u8Zp0KIFLkBACTEtd_d6a6S-9crNJfsLMTfND_IgNna3tt_3xAPpIwuPpONGlCWaXh3s16j1-hQp_8cfOt5eqyeLANGWfQzyKbI9idmUYCaLBqUZuaZuRpJ9NWWa4_yAYP63VHk1UsNvRvQrpN1aycbJP4DIa4MP11eFniG0k0pqHm-nLygwmNqnkM/w400-h384/M79.T%20148mm.v1.jpg" width="400" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">M 79, schita bruta de la ocular</td></tr></tbody></table><br /><p class="MsoNormal" style="text-align: center;"><br /></p>
<p class="MsoNormal">Am atasat mai sus schita bruta de la ocular si pe cea electronica mai jos. Aceasta incearca sa prezinte impactul vizual al roiului sferic <b>M79</b>, vazut la 250x, prin
newtonianul meu de 148mm. Am incercat sa ''introduc in ecuatie'' si conditiile
atmosferice. La executarea desenelor electronice, am folosit softurile GIMP si Paint.</p><p class="MsoNormal"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbRWCaEZ3fMJBzhucBtv806pUoNVCyAooKZq61QXBHzBtVbkXKQxWcTefM-K11aXwrfhhaX2kyPSkxbtWYRs1MsIuxfDQYBkbdMcTgASlrQ8n-R5BTdTU7XhxHNUZvbVd8SUjUcTKZt8LdWKwWJBOWZy1ZNN5oApHqkhlsnom3sqMZ_doqtc8WCX3ZVlc/s916/M79.T%20148mm.etichetat%20-%20pacla.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbRWCaEZ3fMJBzhucBtv806pUoNVCyAooKZq61QXBHzBtVbkXKQxWcTefM-K11aXwrfhhaX2kyPSkxbtWYRs1MsIuxfDQYBkbdMcTgASlrQ8n-R5BTdTU7XhxHNUZvbVd8SUjUcTKZt8LdWKwWJBOWZy1ZNN5oApHqkhlsnom3sqMZ_doqtc8WCX3ZVlc/w640-h446/M79.T%20148mm.etichetat%20-%20pacla.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">M79, desenul electronic, fara etichete</td></tr></tbody></table><br /><p class="MsoNormal" style="text-align: center;"><br /></p><p class="MsoNormal"><o:p></o:p></p><br /><p></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-17833782256230450672023-09-12T22:21:00.000+03:002023-09-12T22:21:29.288+03:00Miscellany<p> <table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgPTGkvspOYluOttlQsciYIRYZdToQpEYHzhVkjlcAwzm7b5onRXLCdiT6nYMfmfcPPQVhqFjequGA1OJofPhJpy0h5QvEubHLQskPWfNnutoVv-PwWsUksUTN-6kwZG5intSNC6KuKpQWHqf1lZZprUGi2vmmC4VK6QHVXO1W-kKRhPTi3ic3AwNJtaao/s4160/Crepuscular%20Rays,%20August%204,%208hrs%20PM.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="3120" data-original-width="4160" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgPTGkvspOYluOttlQsciYIRYZdToQpEYHzhVkjlcAwzm7b5onRXLCdiT6nYMfmfcPPQVhqFjequGA1OJofPhJpy0h5QvEubHLQskPWfNnutoVv-PwWsUksUTN-6kwZG5intSNC6KuKpQWHqf1lZZprUGi2vmmC4VK6QHVXO1W-kKRhPTi3ic3AwNJtaao/w640-h480/Crepuscular%20Rays,%20August%204,%208hrs%20PM.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">''Heavens Gates''<br />Crepuscular Rays on August 4, 8:00 PM</td></tr></tbody></table><br /></p><p><br /></p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDbCP3qYLzZt3O7Z1eOrJ23Ng8Spe52EULvQoZSgI4pCDTsq7kTyMCBM5vbGGq9KAMouVcXRNomUcCM1_QhqjrfTLHJap4aMU7bD-xxx07eaROy-bIMjGNMovNC3JrwlJUHYAYZQ7fBawPMRif7dOpCnlPFhMdYZ6VdYFGpxZ64Czn6AaePzPDqZZqYi0/s3264/Shelf%20Cloud,%20Sept%203,%207h55min%20PM.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2448" data-original-width="3264" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDbCP3qYLzZt3O7Z1eOrJ23Ng8Spe52EULvQoZSgI4pCDTsq7kTyMCBM5vbGGq9KAMouVcXRNomUcCM1_QhqjrfTLHJap4aMU7bD-xxx07eaROy-bIMjGNMovNC3JrwlJUHYAYZQ7fBawPMRif7dOpCnlPFhMdYZ6VdYFGpxZ64Czn6AaePzPDqZZqYi0/w640-h480/Shelf%20Cloud,%20Sept%203,%207h55min%20PM.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Shelf Cloud<br />September 3, 7:55 PM</td></tr></tbody></table><br /><br /><br /><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEig8Uc7yPpEOgTP-JHzpP7yYfVjeXmSaCI-tfQdxfY9EJ2uLqEhl0brYQc8hGqKXGbxyzDh0svlz0-dWHyVRpmdU-Jj6J_nldU_Pcl9UVEk7F-KcbakHJB3Nw1YewpePoA2iLBKM7AW7TypLGXjI2y_HiGNbQjIWzH8HP-GuDBkMEydyoowwgtq4uG7Jpk/s4160/Shelf%20Cloud,%20Sept%203,%207h56min%20PM.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="3120" data-original-width="4160" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEig8Uc7yPpEOgTP-JHzpP7yYfVjeXmSaCI-tfQdxfY9EJ2uLqEhl0brYQc8hGqKXGbxyzDh0svlz0-dWHyVRpmdU-Jj6J_nldU_Pcl9UVEk7F-KcbakHJB3Nw1YewpePoA2iLBKM7AW7TypLGXjI2y_HiGNbQjIWzH8HP-GuDBkMEydyoowwgtq4uG7Jpk/w640-h480/Shelf%20Cloud,%20Sept%203,%207h56min%20PM.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Same Shelf Cloud, one minute later</td></tr></tbody></table><br /><br /><br /><br /><br /><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOwtDj-Ac7z-DN5k-ya6s8RPNflC-Cyj-wTPgrS-I8yNER0jJR708CicKgsKOl64_quIi9vnqqDlWJZt164LFDSRCi8bRAmUoWvIDcJXN89Mhj9em_hY0Fb2uGbNZW1_C2-uU3VC3prxyrVOl5gNsEpyyfVTOc-jdc7LZ_Ppnof_ofzOcBic-uyNzxMeQ/s916/First%20Quarter%20Moon%20-%20nearly.%20Digital%20drawing.png" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgOwtDj-Ac7z-DN5k-ya6s8RPNflC-Cyj-wTPgrS-I8yNER0jJR708CicKgsKOl64_quIi9vnqqDlWJZt164LFDSRCi8bRAmUoWvIDcJXN89Mhj9em_hY0Fb2uGbNZW1_C2-uU3VC3prxyrVOl5gNsEpyyfVTOc-jdc7LZ_Ppnof_ofzOcBic-uyNzxMeQ/w640-h446/First%20Quarter%20Moon%20-%20nearly.%20Digital%20drawing.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">First Quarter Moon (nearly) as seen with naked eye,<br />Digital drawing.</td></tr></tbody></table><br /><p><br /></p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiyJlEnDUe7cJmhhTVj--kw7_BBxC8MAXx-KQdOKnWQMhe-eQLlCUSFA6F5--MiVdH-ldDYHcIoADEsDnA637TqS9mubxPK65eMTLBjH6pZ6fA6DSc82qHwUOPKfg4smISOc35LRjNaHpuBtu3y5kHij4P8Y4qA5WFLtU0NDjEIJC12rknJYNtODJDITPc/s4160/Waiting%20for%20the%20dark,%20August%209%20-%20Copy.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="4160" data-original-width="3120" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiyJlEnDUe7cJmhhTVj--kw7_BBxC8MAXx-KQdOKnWQMhe-eQLlCUSFA6F5--MiVdH-ldDYHcIoADEsDnA637TqS9mubxPK65eMTLBjH6pZ6fA6DSc82qHwUOPKfg4smISOc35LRjNaHpuBtu3y5kHij4P8Y4qA5WFLtU0NDjEIJC12rknJYNtODJDITPc/w480-h640/Waiting%20for%20the%20dark,%20August%209%20-%20Copy.jpg" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Waiting for the dark, August 9.<br />Ten inches Dobsonian.</td></tr></tbody></table><br />Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-72840858624345706502023-06-02T23:58:00.000+03:002023-06-02T23:58:11.590+03:00Furtuna de Sambata 2 Iunie<p> Am inregistrat imagini video din timpul furtunii din seara zilei de Sambata 2 Iunie a.c. folosind telefonul AllView cu camera X7_Soul_Pro. (Ce-o fi insemnand asta ... ). </p><p>Mai multe imagini au surprins fulgere. Am reusit astfel sa surprind imagini ale celor trei tipuri de fulgere.</p><p>Redau mai jos inregistrarile celor trei tipuri de fulgere.</p><p>Imaginile au fost decupate din inregistrarea video si prelucrate in GIMP.</p><p><br /></p><p>Fulgerul ''nor-nor''</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-CBIZp7wOeta9Xj4zNoBCivsutzeVTHuwGMphRi80qNetLGUv6uSEukqTG0KmJ6V_YX327u01wSjidhNnToWS45IEajJtjNlP5sPCBeEEGYvszFf2lzmkianfEUyN9hXJ546UzU7yBT4Jk3IOoB5r2Abvbs8URJKalZITHKiOEY80j2ZB9jqUtV_f/s1920/VID_20230602_205119%20-%20frame%20at%200m7s.1.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1080" data-original-width="1920" height="360" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-CBIZp7wOeta9Xj4zNoBCivsutzeVTHuwGMphRi80qNetLGUv6uSEukqTG0KmJ6V_YX327u01wSjidhNnToWS45IEajJtjNlP5sPCBeEEGYvszFf2lzmkianfEUyN9hXJ546UzU7yBT4Jk3IOoB5r2Abvbs8URJKalZITHKiOEY80j2ZB9jqUtV_f/w640-h360/VID_20230602_205119%20-%20frame%20at%200m7s.1.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Fulger ''nor-nor"</td></tr></tbody></table><br /><br /><br />Fulgerul ''nor-sol''. Acesta poate fi de doua feluri, dupa natura sarcinii electrice: cu descarcare de sarcini negative sau pozitive. Ultimele sunt mai rare dar cu efect mai devastator decat primele. <div>Numite ''traznete'', aceste doua feluri de descarcari sunt cele mai periculoase.<br /><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgXihAOsevLoOUGYrRlS3aqcNwq5Mc3cICK7vkIplqDdBbPO812M8ya6IZRLyuNBwkYjcUIi48tLeulfID0AlvbxVYky_mL-gFtcNZEeYO6g3mO41kTL4biPYVEA4TSUVf-cneA-dTS1bSoRUilfQxzk7taYT6Dw2scUJ2Btvl4N-FVBgY2udCs3PZX/s1585/VID_20230602_205119%20-%20frame%20at%200m7s.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1062" data-original-width="1585" height="428" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgXihAOsevLoOUGYrRlS3aqcNwq5Mc3cICK7vkIplqDdBbPO812M8ya6IZRLyuNBwkYjcUIi48tLeulfID0AlvbxVYky_mL-gFtcNZEeYO6g3mO41kTL4biPYVEA4TSUVf-cneA-dTS1bSoRUilfQxzk7taYT6Dw2scUJ2Btvl4N-FVBgY2udCs3PZX/w640-h428/VID_20230602_205119%20-%20frame%20at%200m7s.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Fulger ''nor- sol''</td></tr></tbody></table><p style="text-align: center;"><br /></p><p style="text-align: left;">Fulgerul ''nor-aer''</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEitMTO1dwRBMB7My6lQzHq5UBXmPs-uK2Z7P988pIBN2Mbhdl1DpJF5c7i8BLD6ZZcHWoxAuG7kSQv0meVGyZeV6WdwbcqZF_RiV0Kz0zkCMOS65AANdM6fF3zs17JSi97YiHtowkXe51El4ZYI82OasRd3Zbkz0hF_AtnRPXscg1OgM2Ne659roT-S/s1569/VID_20230602_205119%20-%20frame%20at%200m7s.3.prel.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1074" data-original-width="1569" height="438" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEitMTO1dwRBMB7My6lQzHq5UBXmPs-uK2Z7P988pIBN2Mbhdl1DpJF5c7i8BLD6ZZcHWoxAuG7kSQv0meVGyZeV6WdwbcqZF_RiV0Kz0zkCMOS65AANdM6fF3zs17JSi97YiHtowkXe51El4ZYI82OasRd3Zbkz0hF_AtnRPXscg1OgM2Ne659roT-S/w640-h438/VID_20230602_205119%20-%20frame%20at%200m7s.3.prel.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Fulger ''nor-aer''<br /><div style="text-align: center;"><br /></div><div style="text-align: center;"><br /></div></td></tr></tbody></table><br /><p style="text-align: center;"><br /></p></div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-72051654678784709462023-05-03T23:37:00.000+03:002023-05-03T23:37:10.134+03:00Some naked eye observations <p> I'm going to tell you something hard to believe.</p><p>Even today, in a world who hate the sky, there are still beautiful celestial vistas for naked eye observations.</p><p>Below are some examples collected this Spring ...</p><p>All pictures were taken with a simple (out of fashion) ''point and shoot'' Nikon S 3300 camera, tripod mounted .</p><p>Images are manipulated in GIMP. To some of them I added video artifacts, just for fun.</p><p><br /></p><p><br /></p><p>Moon - Venus - Jupiter on February 22, 2023:</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFx3iO2Ucjf00GEVR3RtHWl6gioVg-p6zMJAQNcsbwjMvgn9AbAR5HAkrPFtyVXg1yeExNAkpSzqjto96CvgOAhZiut32kkdm0D-pEXdZK9zk64RYQ4-nJgBaDvwqaB2P-3nya5fr2Jodp2HfQg9YWyEn8KUm5qDOdjXElD3JFS5Y67PRrLGkN5G1z/s2915/luna-venus-jup.22Feb,2023.v2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="2755" data-original-width="2915" height="604" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFx3iO2Ucjf00GEVR3RtHWl6gioVg-p6zMJAQNcsbwjMvgn9AbAR5HAkrPFtyVXg1yeExNAkpSzqjto96CvgOAhZiut32kkdm0D-pEXdZK9zk64RYQ4-nJgBaDvwqaB2P-3nya5fr2Jodp2HfQg9YWyEn8KUm5qDOdjXElD3JFS5Y67PRrLGkN5G1z/w640-h604/luna-venus-jup.22Feb,2023.v2.jpg" width="640" /></a></div><br /><p style="text-align: center;"><br /></p><p style="text-align: center;"><br /></p><p style="text-align: left;"><br /></p><p style="text-align: left;"><br /></p><p style="text-align: left;">Moon- Jupiter - Venus on February 23:</p><br /><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi6k2znE4G3yEUSy7Tlc0AVL_Vx1a5O_K5N6BJNswXpamlGYBuXQpW6P-PRunEw_WLblfsrk79bPlL9GieUH8dtLR5uULOtmMl2qD0Qv_VmcU8KUHVXc7drW6DwjK3SyLQLDwSKx_yIXFchppeHbavKpKwDqhvrC2-sy8a4ziuPmuL89Ovby7M2leSY/s4160/Luna.Jupiter.Venus.23Feb.2023.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="4160" data-original-width="3120" height="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi6k2znE4G3yEUSy7Tlc0AVL_Vx1a5O_K5N6BJNswXpamlGYBuXQpW6P-PRunEw_WLblfsrk79bPlL9GieUH8dtLR5uULOtmMl2qD0Qv_VmcU8KUHVXc7drW6DwjK3SyLQLDwSKx_yIXFchppeHbavKpKwDqhvrC2-sy8a4ziuPmuL89Ovby7M2leSY/w300-h400/Luna.Jupiter.Venus.23Feb.2023.png" width="300" /></a></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;">Venus and Jupiter, recorded on first of March, in difficult conditions ( too low ):</div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh_qpyStJgkkQiajcWmrFFY156dhze_1pXFl2drUJpsbXeCpCjtHeFRUorrBcwLmdEntMxJE2Fkkdo_NFW6pBBc056PuUd5mu1Hb9GB5q5l87raPIM6uic_wop9pmifciurRtV3MX-bOlR70Tb1CJIVbWFh9eB4E7UhQ9AEWLTswoAh9rN57b9wm3-p/s1676/Venus-Jupiter.1Mart.2023.v1..png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1428" data-original-width="1676" height="341" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh_qpyStJgkkQiajcWmrFFY156dhze_1pXFl2drUJpsbXeCpCjtHeFRUorrBcwLmdEntMxJE2Fkkdo_NFW6pBBc056PuUd5mu1Hb9GB5q5l87raPIM6uic_wop9pmifciurRtV3MX-bOlR70Tb1CJIVbWFh9eB4E7UhQ9AEWLTswoAh9rN57b9wm3-p/w400-h341/Venus-Jupiter.1Mart.2023.v1..png" width="400" /></a></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: left;">Moon and Venus on April 22:</div><div class="separator" style="clear: both; text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj2GpR-D-zSsb5y9BGcDSIUZ9l7HZQfuHmcwUvDzHTe1G24QLU1IxeziVbnqLnvTHQ2uTTLy5BQNVK_r28-vyKxGNQwdi5FZGCga4BE2B3jGJsuJspWaBOivNIf66uxDTRVUTP00Vp2t0PYwvbYDYbIFPRqUU_tP4mUCbqKJm80VYce1FGbx7Pywfoi/s4160/Luna-Venus.22Apr.2023.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="4160" data-original-width="3120" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj2GpR-D-zSsb5y9BGcDSIUZ9l7HZQfuHmcwUvDzHTe1G24QLU1IxeziVbnqLnvTHQ2uTTLy5BQNVK_r28-vyKxGNQwdi5FZGCga4BE2B3jGJsuJspWaBOivNIf66uxDTRVUTP00Vp2t0PYwvbYDYbIFPRqUU_tP4mUCbqKJm80VYce1FGbx7Pywfoi/w480-h640/Luna-Venus.22Apr.2023.jpg" width="480" /></a></div><br /><div style="text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div><br /></div><div><br /></div><div><br /></div>Moon and Venus on April 23:<br /><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg0xNhYh0YXMerQ5_GnhTxiN466cbx-pbE6kdNDy42f2L7fG9ib9Eu57dBKY1vKvRleQ-mPYHObbLOfxtc3xpCi0FZN6wkTI3nP5wU4mq0Rjl9kjvw6j8g_Lz9ycsjmpUyKq2owooUgI2Xl2Rq1MX2O-SrEpaQLt-OwR1bL7aGKbICvLgJmSmiAQELf/s1469/Luna-Venus.23.04.2023.v1.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1469" data-original-width="990" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg0xNhYh0YXMerQ5_GnhTxiN466cbx-pbE6kdNDy42f2L7fG9ib9Eu57dBKY1vKvRleQ-mPYHObbLOfxtc3xpCi0FZN6wkTI3nP5wU4mq0Rjl9kjvw6j8g_Lz9ycsjmpUyKq2owooUgI2Xl2Rq1MX2O-SrEpaQLt-OwR1bL7aGKbICvLgJmSmiAQELf/w432-h640/Luna-Venus.23.04.2023.v1.jpg" width="432" /></a></div><br /><p style="text-align: center;"><br /></p><p style="text-align: left;"><br /></p><p style="text-align: left;">Moon halo on April 28:</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjB3DhZ_IwAYQMnJ4O6wzmI__WG5qI-WL6-vNai7Jm7CK58mvaozFm5KhMHsElPgc-aUNRcfSWjZXKOQk3s2VBT9iWG6GDVk4Kt-uLXPRb6ffEiQ_r1faStGJRm2QFw3ApGCBzOo9IyDATKre-CYApuTj3TVaRdapY18snwmXPStn9OedF79XXbDROa/s2272/Halou.lunar.28Apr.2023.22h16min.v1.JPG" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1704" data-original-width="2272" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjB3DhZ_IwAYQMnJ4O6wzmI__WG5qI-WL6-vNai7Jm7CK58mvaozFm5KhMHsElPgc-aUNRcfSWjZXKOQk3s2VBT9iWG6GDVk4Kt-uLXPRb6ffEiQ_r1faStGJRm2QFw3ApGCBzOo9IyDATKre-CYApuTj3TVaRdapY18snwmXPStn9OedF79XXbDROa/w640-h480/Halou.lunar.28Apr.2023.22h16min.v1.JPG" width="640" /></a></div><br /><p style="text-align: center;"><br /></p><p style="text-align: left;"><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-35573219773230989292023-03-24T21:16:00.000+02:002023-03-24T21:16:42.857+02:00Luna - Venus Conjunction, March 24, 2023<p><br /></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh9fOFvck6H3qQPxp8Nb5BC7le--NEgJNCWuL1uHInSTMtwEO4H72-dZm2KAiDsTEC2vMH3dHazcG_q23RuXMKqGn2QsSlY9nVNQQBhOZLZXJE1Rzvun8eROOZM6_LKlybOVLHFnPMJA7YhlcCXzvDjdWG1Jwhr8tYnFuRoXZOKjZILi8k5c7LxjVGe/s916/Luna-Venus.24.03.2023.12h30min%20UTC.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh9fOFvck6H3qQPxp8Nb5BC7le--NEgJNCWuL1uHInSTMtwEO4H72-dZm2KAiDsTEC2vMH3dHazcG_q23RuXMKqGn2QsSlY9nVNQQBhOZLZXJE1Rzvun8eROOZM6_LKlybOVLHFnPMJA7YhlcCXzvDjdWG1Jwhr8tYnFuRoXZOKjZILi8k5c7LxjVGe/w640-h446/Luna-Venus.24.03.2023.12h30min%20UTC.png" width="640" /></a></div><br /><p style="text-align: center;"><br /></p><p style="text-align: center;"><br /></p><p>In the afternoon of Friday, March 24, after two o'clock, I got a call from my observation buddy Armand Popa.</p><p>He gave me a good tip: Venus is visible in full daylight, close and to the West of the Moon.</p><p>I took my new ''Saga'' 10x42mm Roof Binocular, a chair and soon I started searching the conjunction on the Southern sky, close to Meridian. Of course, I installed myself in the shadow of the house, in such a way to be safe, the sunshine never to get in my instrument and to my eyes.</p><p>The Moon was three days old, waxing crescent, illuminated at 9.8%. It was not visible with the naked eyes.</p><p>But it was easy to find with the binocular. </p><p>Venus was at about two Moon diameters toward West, at about the same altitude like the selenar North Pole.</p><p>Venus was white and very bright.</p><p>The Moon had a greyish tinge and on her crescent not well discernable, very light shadows were fluctuating at the edge of visibility .</p><p>It was not my first sighting of Venus in the daylight but it is the best ever.</p><p>I forwarded by phone the same information to Csukas Matyas of Salonta, a friend and amateur astronomer and also he was able to see the conjunction.</p><p>Both of us where thrilled by the view, thank you Armand !</p><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-71640291868603047722023-02-08T13:36:00.003+02:002023-03-17T19:44:33.079+02:00C/ 2022 E3 ZTF<p> </p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQ0nQq_o8Og4yTxUn2v-TCZPI-FNuXemrH7j6lkFe0ycHxy0VESIPcEJ4dWCLmuLo9j8xnjzaZR1IcjPyEc-UVAtxKB7Bv1r3NhKnn3nFHgUp341odpt-2V5qE_1VTeFAG_rRzTBB95Zag5qXGQ846Wnw8Ha9iEJdtSu-sIXO2bLMPl1YX_dI1J4O7/s1080/image.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1080" data-original-width="1080" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQ0nQq_o8Og4yTxUn2v-TCZPI-FNuXemrH7j6lkFe0ycHxy0VESIPcEJ4dWCLmuLo9j8xnjzaZR1IcjPyEc-UVAtxKB7Bv1r3NhKnn3nFHgUp341odpt-2V5qE_1VTeFAG_rRzTBB95Zag5qXGQ846Wnw8Ha9iEJdtSu-sIXO2bLMPl1YX_dI1J4O7/w640-h640/image.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Afisul observatiei cometei C/ 2022 E3 ZTF, <br />Astroclubul Galaxis, Miercuri 8 Februarie a.c,<br />The poster of the observation of comet C/ 2022 E3 ZTF<br />scheduled by Galaxis Astronomy Club for Wednesday, Febrary 8 </td></tr></tbody></table><br /><p></p><div style="text-align: center;"><br /></div><div style="text-align: center;"><br /></div><div style="text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgewlzlGal6RUHGB4vwWvTZEl8qDXGAYo5Yqq5qlehMHw02WrVDIJhuKAr-VMgT_WvA67bkgsTfDKN4ovJ_af1kGLLsWhjJPxBLsdjaNlJSGFEvRBiGR4VB-NzzRqID_RTNhqmTNY8K9T-cUKuIC0h_xMpeF9akDD58bUZdmxMCA3XDidt1nfi5eD13/s916/C%202022%20E3v1.Feb6.label.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgewlzlGal6RUHGB4vwWvTZEl8qDXGAYo5Yqq5qlehMHw02WrVDIJhuKAr-VMgT_WvA67bkgsTfDKN4ovJ_af1kGLLsWhjJPxBLsdjaNlJSGFEvRBiGR4VB-NzzRqID_RTNhqmTNY8K9T-cUKuIC0h_xMpeF9akDD58bUZdmxMCA3XDidt1nfi5eD13/w640-h446/C%202022%20E3v1.Feb6.label.png" width="640" /></a></div><br /><div style="text-align: center;"><br /></div><div style="text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhfs3vbafA7z3B1nNJIsQz5pWq4HFAtxLdHElK9XqqWHEtMLQw2fSEYTDQFca0Aq33AyhMwp7OQsRrwcukFLGnxqcjMAZJWe1iBJU9RmfKhFInGZI9lBe4fesWLYEVl60qFEI8sFM-_ju4tVWLoKyXD3cac2cIaUY2G8V8KkPkJUAfmjIt-RaYrZ_7Q/s916/C%202022%20E3v1Feb6.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhfs3vbafA7z3B1nNJIsQz5pWq4HFAtxLdHElK9XqqWHEtMLQw2fSEYTDQFca0Aq33AyhMwp7OQsRrwcukFLGnxqcjMAZJWe1iBJU9RmfKhFInGZI9lBe4fesWLYEVl60qFEI8sFM-_ju4tVWLoKyXD3cac2cIaUY2G8V8KkPkJUAfmjIt-RaYrZ_7Q/w640-h446/C%202022%20E3v1Feb6.png" width="640" /></a></div><br /><div style="text-align: center;"><br /></div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-80464128961766166112023-02-04T23:15:00.004+02:002023-02-04T23:35:47.686+02:00Luna, observatie cu ochiul liber / Moon, naked eye observation<p> La 7 Mai 2022 am observat Luna iluminata 38% pe un cer paclos.</p><p>Am desenat Luna vazuta cu ochiul liber.</p><p>La momentul observatiei, Luna avea un diametru aparent de 30' deci o jumatate de grad.</p><p>Pe partea iluminata a Lunii se vedeau pete gri de intensitati diferite, macro-relieful de marimea asa-numitelor mari selenare.</p><p>Se vedea ''lumina cenusie'' a Lunii, bine vizibila.</p><p>Prin binoclul IOR 8x30mm se vedea o coroana selenara slab luminoasa, de forma ovala si asimetrica fata de centru, urmarind forma partii iluminate a discului selenar.</p><p>In zilele urmatoare observatiei, am facut un desen electronic al acestei observatii.</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi7nf-jD0QUxONqL1_19JvvU1xs1IiJndcI0D7iil63R97wh0JcDj_ZuJw51__mmkf-IrlA-3lwc5yy9oUeGwiuqPEds5OxATKnkd16vYwwUfgqEMdkzms21iHVtL1i2jEl1sgybrBCbgDpmJ6NLJ0jDeNOHLLBs1dUUUBv24YDg91Gem30-aO7cXDa/s916/Luna.May7.2022.txt.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi7nf-jD0QUxONqL1_19JvvU1xs1IiJndcI0D7iil63R97wh0JcDj_ZuJw51__mmkf-IrlA-3lwc5yy9oUeGwiuqPEds5OxATKnkd16vYwwUfgqEMdkzms21iHVtL1i2jEl1sgybrBCbgDpmJ6NLJ0jDeNOHLLBs1dUUUBv24YDg91Gem30-aO7cXDa/w640-h446/Luna.May7.2022.txt.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><p>Desenul initial, al observatiei cu ochiul liber, din Mai 2022.</p><p>The original drawing of the naked eye observation, made in May, 2022.</p></td></tr></tbody></table><br /><p style="text-align: center;"><br /></p><p style="text-align: left;">Intre timp mi-am perfectionat abilitatile de manipulare a imaginilor in GIMP asa ca am ''reinterpretat'' desenul, incercand sa-l deplasez din zona reprezentarii schematice mai aproape de reprezentarea realista. Asa a aparut azi noul desen al observarii Lunii cu ochiul liber din 7 Mai 2022.</p><p style="text-align: left;"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjIRBqGpLrrsGvtvomK05wuqHHftG0VFY5Xb3CwCwpI8n_RGh5RF1cmze4fBo4YlVYJZbpM9Ecn0HYFUdqa4ZGp89uC_XuI12rrEIcBLh51R5zi3DhIyiKH53bPQP2oxzeEuaeHCbAIQ2JFHJoDSU-qtj_bKQ4q2S2WW_MrquAqGyN9D10OCANBx_vX/s916/Luna.May7.2022.v1.labeled%20-%20Copy.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjIRBqGpLrrsGvtvomK05wuqHHftG0VFY5Xb3CwCwpI8n_RGh5RF1cmze4fBo4YlVYJZbpM9Ecn0HYFUdqa4ZGp89uC_XuI12rrEIcBLh51R5zi3DhIyiKH53bPQP2oxzeEuaeHCbAIQ2JFHJoDSU-qtj_bKQ4q2S2WW_MrquAqGyN9D10OCANBx_vX/w640-h446/Luna.May7.2022.v1.labeled%20-%20Copy.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Acelasi desen, reprelucrat in GIMP.<br />The same drawing reworked in GIMP.</td></tr></tbody></table><br /><p style="text-align: center;"><br /></p><p style="text-align: center;"><br /></p><p style="text-align: left;">Pe acest desen am reusit sa identific Mare Crisium, Mare Tranquillitatis, Mare Fecunditatis , Mare Nectarium si Mare Australe.</p><p style="text-align: left;"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg2YeIzSsoEiG5QXk3VKoCQpMR-EXD0tEjeCVleTTKmG3ebmYPZ81FBmVBbfpuobILIk9PS3I9BPD1ouMv6_hEcOTIeJHSr5FGIY6YEUHAHStg_GiKN4hYnBh_Wl2wV30F39iBc9l6r-A7qGQ3wmIii14XpRgKODkFGk3DJUgf_dIQwYrMe8WGnL5Kb/s916/Luna.May7.2022.v1.labeled%20-%20relief.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg2YeIzSsoEiG5QXk3VKoCQpMR-EXD0tEjeCVleTTKmG3ebmYPZ81FBmVBbfpuobILIk9PS3I9BPD1ouMv6_hEcOTIeJHSr5FGIY6YEUHAHStg_GiKN4hYnBh_Wl2wV30F39iBc9l6r-A7qGQ3wmIii14XpRgKODkFGk3DJUgf_dIQwYrMe8WGnL5Kb/w640-h446/Luna.May7.2022.v1.labeled%20-%20relief.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Mari selenare identificate cu ochiul liber.<br />Lunar features identified with naked eyes.</td></tr></tbody></table><br /><p style="text-align: center;"><br /></p><p style="text-align: left;">Dar noi, astronomii amatori musai trebuie sa folosim telescoape sau macar sa vorbim despre ele.</p><p style="text-align: left;">Asa ca am sa atasez o poza in care apare si binoclul IOR 8x30mm, amintit mai sus, in avangarda grupului.</p><p style="text-align: left;"><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhgiUCVoimxv7mDUgwoTkMp0R-7OPuPq96U1IXT3aT-lYYs7-PxABUJzFUoC7k4eE6RYwqN-WESUBeGwSI-llE_l3PXrpHt0d2eSSPlL9eQjR9lfRs3WotXcQv7i5ebJlKRxpNZWI-HxJ-0oFCopCKJvdljAtjZYE1uRpxojTpj45Ba5BoMLfcXveQb/s2272/DSCN5829.JPG" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1704" data-original-width="2272" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhgiUCVoimxv7mDUgwoTkMp0R-7OPuPq96U1IXT3aT-lYYs7-PxABUJzFUoC7k4eE6RYwqN-WESUBeGwSI-llE_l3PXrpHt0d2eSSPlL9eQjR9lfRs3WotXcQv7i5ebJlKRxpNZWI-HxJ-0oFCopCKJvdljAtjZYE1uRpxojTpj45Ba5BoMLfcXveQb/w640-h480/DSCN5829.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Binoclul IOR 8x30mm, in avangarda.<br />The IOR 8x30mm binoculars, in the forefront.</td></tr></tbody></table><br /><p style="text-align: center;"><br /></p><p style="text-align: center;"><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-20721849080896085142023-01-20T23:10:00.003+02:002023-01-21T23:14:32.695+02:00Flammarion: sur la bestialité de la guerre<p> </p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKBCvXEdqJ3UdtXqOwEeyD19dreRGlEIoECmd85m1CuVGvpc6U6wTjejMF7gqGDejlRMBHFuRhrDdAVxHSIqE7TgsfvJPrWsBzwOt_xyZzdPmVrLaBHLA4cB6sYt3EoPs-04p-i5mlOuUrKFGALVyhIqHSEY4wAVz2cViwZh0jCnrXImdVOdYmDXkB/s395/M.%2013%20-%20Copy.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="395" data-original-width="350" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKBCvXEdqJ3UdtXqOwEeyD19dreRGlEIoECmd85m1CuVGvpc6U6wTjejMF7gqGDejlRMBHFuRhrDdAVxHSIqE7TgsfvJPrWsBzwOt_xyZzdPmVrLaBHLA4cB6sYt3EoPs-04p-i5mlOuUrKFGALVyhIqHSEY4wAVz2cViwZh0jCnrXImdVOdYmDXkB/w568-h640/M.%2013%20-%20Copy.png" width="568" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Camille Flammarion - M. 13, <br />Equatorial Bardou D=240mm, Juvisy, 27
octobre 1886</td></tr></tbody></table><br /><a href="https://gallica.bnf.fr/accueil/en/content/accueil-en?mode=desktop" target="_blank">https://gallica.bnf.fr/accueil/en/content/accueil-en?mode=desktop</a><br /><p class="MsoNormal">Camille Flammarion, a publicat in revista <i>l'Astronomie </i>din Martie 1918 un articol despre roiul stelar sferic Messier 13. Primul razboi mondial, cunoscut contemporanilor engleziti sub prescurtarea de WWI, era inca in toi. La finalul articolului sau, Flammarion face comentariile de mai jos. </p><p class="MsoNormal"><b><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;">( ... Camille Flammarion, cu cateva remarci de fierbinte actualitate intr-un articol despre roiul stelar sferic Messier 13:<o:p></o:p></span></b></p><p class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;">'' ... Această contemplare prin telescop este cu adevărat
fascinantă și este imposibil să-i înțelegi măreția fără a simți un dispreț
profund pentru anumite bestialități umane, în special după bombardamentele
aeriene ale orașelor deschise, cum ar fi cel de la Paris pe 30 ianuarie (care a
ucis 60 de persoane, dintre care 12 femei și 5 copii și alte 207 au fost
rănite și mutilate, cu unicul scop de a îngrozi populația); da, cei care-și opresc,
doar o clipă, privirea asupra roiului lui Hercule, nu pot înțelege nici
cruzimea, nici răutatea, nici infamiile Omului de război... //. Această
mentalitate încă animală este de neînțeles pentru astronom.<o:p></o:p></span></p><p class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;">Am spus că acest se întinde pe o suprafață de 8’ în
diametru, adică un sfert din diametrul aparent al Lunii pline și că după
aspectul său globular și condensarea sa centrală, se prezintă ca fiind compus
din miriade de sori, reduse pentru noi la dimensiunea stelelor de magnitudinea
10 -15. Spectroscopul ne arată acolo un
spectru continuu și o constituție negazoasă. Acest grup de stele este, fără
îndoială, unul dintre cele mai strălucitoare de pe cer și, din fericire, unul
dintre cele mai ușor de observat la latitudinile noastre. Este greu să-l
contemplați fără admirație. Ce Univers! Când cineva se gândește că între
fiecare dintre acești sori sunt milioane sau, mai bine zis, sute de milioane de
kilometri, cum ar putea chiar si imaginatia cea mai nesățioasă să nu se simtă
strivită și confuză. Cu mulți ani în urmă, când măsuram sistemul dublu al
stelei Zeta Herculi, am cerut <i>„patruzeci de ani de studiu să fie petrecuți
în acest sistem sideral”</i>; acum, aș aspira la cel puțin de zece ori mai mult,
adică patru sute de ani, să-mi satisfac o curiozitate foarte legitimă în
studiul acestei aglomerări prodigioase de miriade de sori a roiului pe care îl
studiem aici.<o:p></o:p></span></p><p class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;">De asemenea, voi adăuga că un studiu magnific
publicat de F. G. PEASE și HARLOW SHAPLEY în <i>The Astrophysical Journal </i>of May 1917, ne prezintă discuția a 13
fotografii realizate în 1911, 1912 și 1913, în care numărul de stele variază în
funcție de durata expuneri, de la 820 pentru o expunere de <i>un</i> minut la 7.000 pentru o expunere de <i>șase</i> minute, 25.510 pentru o expunere de <i>94</i> de minute și 35.000 pentru o expunere de 300 de minute! Este de
nedescris.<o:p></o:p></span></p><p class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;">Ne-am oprit mai mult asupra acestui grup remarcabil,
pentru că este cu adevărat unul dintre cele mai bogate din emisfera noastră
nordică și se prezintă în fața tuturor astrofililor. Ar trebui să ne amintim din
nou ceea ce am spus despre el aici cu privire la structura sa în spirală
(Buletinul din 1904, p. 222), și în legătură cu stelele sale galbene și
albastre (1915, p. 42), precum și în ceea ce privește distanta probabila,
estimata la o suta de mii de ani de lumina, la 946 de catralioane de kilometri (1917,
p. 238), univers indepartat, diferit de al nostru, al carui diametru este
comparabil cu cel al Calii noastre Lactee: o mie de ani de lumina aproximativ ... Ne oprim aici, pentru că trebuie să ne
oprim. Vai, oamenii au descoperit aceste splendori cerești... și totuși îi
vedem încă, în acest moment, măcelărindu-se ca niște brute! ''<o:p></o:p></span></p><p class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;"> </span></p><p>
</p><p class="MsoNormal"><span style="font-family: "Times New Roman","serif"; font-size: 12pt; line-height: 107%;">Camille Flammarion, revista <i>l’Astronomie,
</i>Martie, 1918, pag. 60<o:p></o:p></span></p><p>.............................................................................</p><p>Iata mai jos textul original:</p><p>...............................................................................</p><p><b>(... Camille Flammarion - quelque remarques de vife actualité dans une article en regarde l'amas M.13:</b></p><p class="MsoNormal">'' ... Cette contemplation au télescope est vraiment passionnante,
et il est impossible de comprendre sa grandeur et sa majesté sans ressentir un
profond mépris de certaines bestialités humaines, notamment les lendemains de
bombardements aériens de villes ouvertes, comme celui de Paris du 30 janvie
dernier (qui a assassiné 60 personnes, parmi lesquelles 12 femmes et 5 enfants
et en a blessé, mutilé 207 autres, dans le seul but de terrifier la population)
; oui, ceux qui arrêtent, un instant seulement, leurs yeux sur l'amas
d'Hercule, ne peuvent comprendre ni la cruauté, ni la méchanceté, ni les
infamies de l'Homme de guerre... // . Cette mentalité encore animale
est incompréhensible pour l'astronome. <o:p></o:p></p><p class="MsoNormal">Nous avons dit que cet amas se développe sur une étendue de
8' de diamètre, soit le quart du diamètre apparent de la pleine lune, et
qu'après son aspect globulaire et sa condensation centrale, il se présente
comme composé de myriades de soleils, réduits pour nous à la dimension
d'étoiles de 10<sup>e</sup> à 15<sup>e</sup> grandeur. Le spectroscope y montre
un spectre continu et une constitution non gazeuse. Cet amas d'étoiles, est
sans contredit l'un des plus brillants du Ciel et, par une heureuse
circonstance, l'un des plus faciles à observer sous nos latitudes. Il est
difficile de le contempler sans admiration. Quel Univers ! Quand on songe
qu'entre chacun de ces soleils, il y a des millions ou, pour mieux dire, des
centaines de millions de kilomètres, comment l'imagination la plus inassouvie
ne se sentirait-elle pas abimée et confondue. Il y a bien des années, en
mesurant le système double de l'étoile Zeta d'Hercule, je demandais <i>« quarante
ans d'études à passer dans ce système sidéral »</i> ; maintenant, j'en
ambitionnerais au moins dix fois plus, soit quatre cents ans, pour satisfaire
une curiosité bien légitime dans l'étude de cette prodigieuse agglomération de
myriades de soleils de l'amas que nous étudions ici. <o:p></o:p></p><p class="MsoNormal">J'ajouterai encore qu'une magnifique étude publiée par F. G.
PEASE et HARLOW SHAPLEY dans <i>The
Astrophysical Journal</i> de mai 1917, nous montre la discussion de 13
photographies prises en 1911, 1912 et 1913, dans lesquelles le nombre des
étoiles varie avec la durée des poses, depuis 820 pour une pose d'<i>une</i> minute jusqu'à 7.000 pour des poses
de <i>six</i> minutes, 25.510 pour une pose
de 94 minutes, et 35.000 pour une pose de 300 minutes ! C'est inénarrable. <o:p></o:p></p><p class="MsoNormal">Nous nous sommes un peu étendus sur cet amas si remarquable,
parce qu'il est véritablement l'un des plus riches de notre hémisphère boréal et
qu'il se présente à la vue de tous les astrophiles. Nous devrions encore
rappeler ce que nous en avons dit ici en ce qui concerne sa structure en
spirale (Bulletin de 1904, p. 222), et à propos de ses étoiles jaunes et bleues
(1915, p. 42), ainsi qu'au sujet de sa distance probable, évaluée à cent mille
années de lumière, à 946 quatrillions de kilomètres (1917, p. 238), univers
lointain, différent du nôtre, dont le diamètre est comparable à celui de notre
Voie lactée : mille années de lumière environ 1... Nous nous arrêterons ici,
parce qu'il fauts'arrêter. Hélas, les hommes ont découvert ces splendeurs
célestes... et cependant nous les voyons encore, en ce moment, se massacrer
comme des brutes ! ''<span face="Calibri, "sans-serif"" style="font-size: 11pt;"> </span><span face="Calibri, "sans-serif"" style="font-size: 11pt;"> </span></p><p><span face=""Calibri","sans-serif"" style="font-size: 11pt; line-height: 107%; mso-ansi-language: EN-US; mso-ascii-theme-font: minor-latin; mso-bidi-font-family: "Times New Roman"; mso-bidi-language: AR-SA; mso-bidi-theme-font: minor-bidi; mso-fareast-font-family: Calibri; mso-fareast-language: EN-US; mso-fareast-theme-font: minor-latin; mso-hansi-theme-font: minor-latin;"><span style="font-family: "Times New Roman", "serif"; font-size: 16px;">La revue </span><i style="font-family: "Times New Roman", "serif"; font-size: 16px;">l’Astronomie, </i><span style="font-family: "Times New Roman", "serif"; font-size: 16px;">mars</span><span style="font-family: "Times New Roman", "serif"; font-size: 16px;">, </span><span style="font-family: "Times New Roman", "serif"; font-size: 16px;"> </span><span style="font-family: "Times New Roman", "serif"; font-size: 16px;">1918, </span><span style="font-family: "Times New Roman", "serif"; font-size: 16px;"> </span><span style="font-family: "Times New Roman", "serif"; font-size: 16px;"> </span><span style="font-family: "Times New Roman", "serif"; font-size: 16px;">p. 60</span></span></p><p><br /></p><p><b>(...Camille Flammarion with some highly topical remarks in an article regarding the M.13 cluster:</b></p><p><br /></p><p>“...This contemplation through the telescope is truly enthralling, and it is impossible to understand its grandeur and majesty without feeling a deep contempt for certain human bestialities, especially the aftermath of aerial bombardments of open cities, such as that of Paris on last January,30 (who murdered 60 people, including 12 women and 5 children and wounded and mutilated 207 others, with the sole aim of terrifying the population); yes, those who stop, for a moment only, their eyes on the cluster of Hercules, cannot understand neither the cruelty, nor the wickedness, nor the infamies of the Man of war... //. This still animal mentality is incomprehensible for the astronomer.</p><p><br /></p><p>We have said that this cluster develops over an area of 8' in diameter, that is to say a quarter of the apparent diameter of the full moon, and that after its globular aspect and its central condensation, it presents itself as composed of myriads of suns, reduced for us to the dimension of stars of 10th to 15th magnitude. The spectroscope shows there a continuous spectrum and a non-gaseous constitution. This cluster of stars is without a doubt one of the brightest in the sky and, fortunately, one of the easiest to observe at our latitudes. It is difficult to contemplate it without admiration. What a Universe! When one thinks that between each of these suns there are millions or, to put it better, hundreds of millions of kilometers, how could the most unsatisfied imagination not feel damaged and confused. Many years ago, when measuring the double system of the star Zeta Herculi, I asked for <i>"forty years of study to be spent in this sidereal system"</i>; now, I would aspire to at least ten times more, that is to say four hundred years, to satisfy a very legitimate curiosity in the study of this prodigious agglomeration of myriads of suns of the cluster that we are studying here.</p><p>I will also add that a magnificent study published by F. G. PEASE and HARLOW SHAPLEY in <i>The Astrophysical Journal </i>of May 1917, shows us the discussion of 13 photographs taken in 1911, 1912 and 1913, in which the number of stars varies with the duration of the exposures, from 820 for a <i>one</i>-minute exposure to 7,000 for <i>six</i> minute exposures, 25,510 for a <i>94 </i>minute exposure, and 35,000 for a <i>300</i> minute exposure! It's indescribable.</p><p>We have dwelt a little more on this remarkable cluster, because it is truly one of the richest in our northern hemisphere and presents itself to the sight of all astrophiles. We should again recall what we have said of it here in regard to its spiral structure (Bulletin of 1904, p. 222), and in connection with its yellow and blue stars (1915, p. 42), as well as about its probable distance, estimated at one hundred thousand years of light, at 946 quadrillion kilometers (1917, p. 238), distant universe, different from ours, whose diameter is comparable to that of our Milky Way: one thousand years of light about ... We'll stop here, because we have to stop. Alas, men have discovered these celestial splendours ... and yet we still see them, at this moment, slaughtering themselves like brutes! ''</p><p><i>l'Astronomie</i> magazine, March, 1918, p. 60</p><p><span face="Calibri, sans-serif"><span style="font-size: 14.6667px;"><br /></span></span></p><p><span face="Calibri, sans-serif"><span style="font-size: 14.6667px;"><br /></span></span></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-13765845610078453242023-01-18T15:38:00.001+02:002023-01-18T15:40:42.606+02:00Naked eye sunspot AR 3190 - January 18, 2023<p>On January 18, 2023 the ''sunspot'' AR 3190 was visible on the Sun with only the naked eye.</p><p>According to ''spaceweather'', AR 3190 is an active solar region containing itself twenty sunspots.</p><p>For safe observation, I put Eclipse sunglasses over my normal eyeglasses.</p><p>I made this observation at the suggestion of my friend Dan Uza, a keen amateur astronomer and sundial expert.</p><p>At 11:00 UTC, the time of my observation, the Sun was very close to meridian. </p><p>AR 3190 was visible as a very small but obvious black dot, located at about a quarter of Solar radius toward East from the center of our blessed Central Star and slightly below its Ecuator.</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiqRRNMusYDWJlTMf7BBQE2P8EF58DUc38foFWYB9mps1rHs8G3RAZM_N0ZuNUy20tGYR1Y0B9c-9ppBCM_X9sTwRWNkfPcP9GitERNMIKsxPEr5mnU7mXUzvJjK7QYPKR5Vp3LEc6nJ20h49Mpp9fMDUE_0Zg7Mn4SpBDkFHjiO0h8gDfiKeAUxN4G/s916/Pata.solara.AR3190.18Ian.2023.etichetat.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiqRRNMusYDWJlTMf7BBQE2P8EF58DUc38foFWYB9mps1rHs8G3RAZM_N0ZuNUy20tGYR1Y0B9c-9ppBCM_X9sTwRWNkfPcP9GitERNMIKsxPEr5mnU7mXUzvJjK7QYPKR5Vp3LEc6nJ20h49Mpp9fMDUE_0Zg7Mn4SpBDkFHjiO0h8gDfiKeAUxN4G/w640-h446/Pata.solara.AR3190.18Ian.2023.etichetat.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />AR 3190, naked eyes observation - drawing with Paint</td></tr></tbody></table><br /><p style="text-align: left;">I believe my last similar observations happened on April 12 and 14, 2016 regarding the sunspot/active region AR 12529.</p><div style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEheaSDWZtY_qfJbOq4tP3-rDuj4MXQBZ1197JifrlmfgQ3SStDv5-wzopEKF8kGfwMG6TDHJka_9PCDR0I_ArEaTUzZy4OgWC7uuFixZ95ZCBsvd2OFCfg8uxxl9aDqpmTeECYIMM8tT_XNaSgon0udviLpQyvuRoxU90m40KlgQ7RyoW1oOKzMjJ2B/s408/AR12529.12.04.16.v5.PNG"><img border="0" data-original-height="319" data-original-width="408" height="313" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEheaSDWZtY_qfJbOq4tP3-rDuj4MXQBZ1197JifrlmfgQ3SStDv5-wzopEKF8kGfwMG6TDHJka_9PCDR0I_ArEaTUzZy4OgWC7uuFixZ95ZCBsvd2OFCfg8uxxl9aDqpmTeECYIMM8tT_XNaSgon0udviLpQyvuRoxU90m40KlgQ7RyoW1oOKzMjJ2B/w400-h313/AR12529.12.04.16.v5.PNG" width="400" /></a></div><br /><p style="text-align: center;">AR 12529 with a Coolpix S3300 camera on April 12, up and on April 14, 2016, down.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7igZxhhAYM4kUtT5hIg049tB24TpvnP_iUl1s3SgC8Pte56YqoCUWKpkTynVE9MGxz2YLNesvOGGiAybfs3RdfMuwtYqRJ86KvzBPelogLXjmq_nfyk8ajlverXJrrqwMievid7sRKWRI6Wc4dGJk0O8fjkMTb4YjQDrPUH0zJKAaKoFqVWH6mhiu/s1600/DSCN2092%20-%20Copia%20(2).v1.JPG" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="1600" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7igZxhhAYM4kUtT5hIg049tB24TpvnP_iUl1s3SgC8Pte56YqoCUWKpkTynVE9MGxz2YLNesvOGGiAybfs3RdfMuwtYqRJ86KvzBPelogLXjmq_nfyk8ajlverXJrrqwMievid7sRKWRI6Wc4dGJk0O8fjkMTb4YjQDrPUH0zJKAaKoFqVWH6mhiu/w640-h480/DSCN2092%20-%20Copia%20(2).v1.JPG" width="640" /></a></div><br /><p style="text-align: center;"><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-29653829041750448462022-08-11T23:25:00.002+03:002022-08-13T13:24:57.870+03:00The Alpha Capricornid Fireball of August 10, 2022<p><br /></p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWGUGmkwdLncjf6Zz5f7eV3jHv-pMBj2_HUoALetUVaAwg0qWepiOPvO4M6NySTltVnhYKIUhvbSkH_k5F3kZEo5MHxhMG9kuk9OjV9ZL4ABrPeEH7FhgIq_LCDzTSDdv9VM9z_7toKLkxgSuFiI8glnkchSkYtcAwyQShf73R2QmdomtPuapuWSLb/s1021/Bolid%2010%20August%202022.%2020h40min%20UTC.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="828" data-original-width="1021" height="520" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWGUGmkwdLncjf6Zz5f7eV3jHv-pMBj2_HUoALetUVaAwg0qWepiOPvO4M6NySTltVnhYKIUhvbSkH_k5F3kZEo5MHxhMG9kuk9OjV9ZL4ABrPeEH7FhgIq_LCDzTSDdv9VM9z_7toKLkxgSuFiI8glnkchSkYtcAwyQShf73R2QmdomtPuapuWSLb/w640-h520/Bolid%2010%20August%202022.%2020h40min%20UTC.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">The Alpha Capricornid fireball of August 10, 2022 at 20:40 UTC</td></tr></tbody></table><br /><p> On the night of Wednesday, August 10, I was testing two binoculars.</p><p> A fireball crossed the Southern sky around 20:40 UTC.</p><p>The starting point was at about the altitude of Altair and the trail lasted until the middle of the distance between the Moon and the quainte polygon of Scutum constellation.</p><p>The total length of the trail was about 30 degrees and it was slightly slanted from N-NE to S-SW.</p><p>Initially the color of the fireball was bright white, the middle part was light bluish and at the end it exploded in three or four starlike neon-green fragments.</p><p>The last third of the trail was accompanied by green sparks but no noise was heard.</p><p>The fireball was definitely brighter than Altair.</p><p>A very impressive sight !</p><p>I made a sketch from memory, trying to capture the cloudy status of the sky, strongly lit by the 98 % illuminated Moon.</p><p><br /></p><p><br /></p><p>Crepuscular rays of August 10.</p><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwKb0xoWXtuN3IMkOuiFAq-GdI0wT67WkMSo_F-PraeJRvF3rOe1TeXWM_2VDV9OUtMZNIpxufijtJ8pdWHokPJqIHCbh2h2NTGy9Xbd7g8wBOJrgNXvkqBU6W-IewMCfu9prOdybFbUz-3RE932rqbMEV2K7VrVdTXm5DRx3Q_WogUlj5kgldjSxu/s4608/Crepuscular%20rays.%20August%2010.2022.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="3456" data-original-width="4608" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwKb0xoWXtuN3IMkOuiFAq-GdI0wT67WkMSo_F-PraeJRvF3rOe1TeXWM_2VDV9OUtMZNIpxufijtJ8pdWHokPJqIHCbh2h2NTGy9Xbd7g8wBOJrgNXvkqBU6W-IewMCfu9prOdybFbUz-3RE932rqbMEV2K7VrVdTXm5DRx3Q_WogUlj5kgldjSxu/w640-h480/Crepuscular%20rays.%20August%2010.2022.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Crepuscular rays, evening of August 10</td></tr></tbody></table><p><br /></p><p><br /></p><p>Moon and Saturn on August 12.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhryRVIanNd5oH7N9HBkuLPk4hBg9G4hgR_zOacuBiPb3948iO3WP1PWAn2VST20YvFxSiJ3UBJgOdul13swReuZOYoN0iRngxoXsIPBpuK3D6DmUwh0WOa24BGMXHtBuFaMuZhDyZKIuVapEId2F4NK_6vswDsWWlxEsv_waVAHEpdx6TXSM_XfqB/s2272/Moon-Saturn.%2012August.2022.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1704" data-original-width="2272" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhryRVIanNd5oH7N9HBkuLPk4hBg9G4hgR_zOacuBiPb3948iO3WP1PWAn2VST20YvFxSiJ3UBJgOdul13swReuZOYoN0iRngxoXsIPBpuK3D6DmUwh0WOa24BGMXHtBuFaMuZhDyZKIuVapEId2F4NK_6vswDsWWlxEsv_waVAHEpdx6TXSM_XfqB/w640-h480/Moon-Saturn.%2012August.2022.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Moon and Saturn on August 12.<br />Saturn is in the center of the picture.</td></tr></tbody></table><br /><p><br /></p><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><br />Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-46209769533371492492022-07-28T23:10:00.005+03:002022-07-28T23:24:38.749+03:00Conjunctia Luna- Jupiter din 19 Iulie 2022 +++Era in dimineata de 19 Iulie, foarte devreme. A trebuit sa ma trezesc pentru a
hrani pisica. Ridicand ochii spre cerul cuprins deja de aurora, vad Luna in conjunctie cu Jupiter.
<table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiFqMkdVq7eagFppkJP-sLlRwyQ0E2SxdPu142o3B2Ca_Y_xAKWmNNe7pT0-Fkjd9oU_7D424qOOh72ej88-uTDk6wk3fGkKoIwU3Wfd88QQt6CfHOUus7Mq-fOcHdj1b2bNOVSpZsitclAEWYIodmYFoyQSQ3MOsKcR3GkYRg5GuqCw37Ny8RWg5TH/s4160/IMG_20220719_052629.jpg" style="display: block; margin-left: auto; margin-right: auto; padding: 1em 0px; text-align: center;"><img alt="" border="0" data-original-height="4160" data-original-width="3120" height="600" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiFqMkdVq7eagFppkJP-sLlRwyQ0E2SxdPu142o3B2Ca_Y_xAKWmNNe7pT0-Fkjd9oU_7D424qOOh72ej88-uTDk6wk3fGkKoIwU3Wfd88QQt6CfHOUus7Mq-fOcHdj1b2bNOVSpZsitclAEWYIodmYFoyQSQ3MOsKcR3GkYRg5GuqCw37Ny8RWg5TH/s600/IMG_20220719_052629.jpg" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Conjunctia Luna -Jupiter din 19 Iulie, la 2:42 UTC</td></tr></tbody></table><br />
<div><br /></div><div>Am luat telefonul AllView si am facut poza de mai sus.</div><div>Pentru ca apropierea aparenta dintre doi astri sa fie socotita conjunctie, este nevoie ca distanta aparenta dintre ei sa fie mai mica de patru grade.</div><div>Am verificat in Stellarium si acesta a confirmat conjunctia. </div><div>In momentul efectuarii observatiei la ora 5h 26min ODV sau 2h 26min UTC, distanta aparenta dintre Luna si Jupiter a fost de 2 grade si 42 minute de arc.</div><div><br /></div><div><br /></div><div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjY4UH3kyRUUcmi-myRROkHb7Hf0HIcfm6-W0nRft0LYN4BoY_Igw2qPUoVJ89N6e9zs0JjiN982aI7V67R1ku6GQYVT-Wpgy0CwJJAhYctRSAjs3mfYqF4ZDaWpCOoiZtD0gpHfbZNfTlV-_aRAL9FS62t59Yj_flLdfxKfJ075P_4f-W2MnyPzrP7/s856/Conjunctie19Iulie2022.5h.26min.png" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="856" data-original-width="482" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjY4UH3kyRUUcmi-myRROkHb7Hf0HIcfm6-W0nRft0LYN4BoY_Igw2qPUoVJ89N6e9zs0JjiN982aI7V67R1ku6GQYVT-Wpgy0CwJJAhYctRSAjs3mfYqF4ZDaWpCOoiZtD0gpHfbZNfTlV-_aRAL9FS62t59Yj_flLdfxKfJ075P_4f-W2MnyPzrP7/w362-h640/Conjunctie19Iulie2022.5h.26min.png" width="362" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Masurarea distantei unghiulare in Stellarium </td></tr></tbody></table><div><br /></div><div><br /></div>Nu este singura observatie pe care o datorez pisicii mele astronom ! Mersi Tzitzi !<div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgitHgbTD4NMAn0SJ-LKSItgt43gc0Jqmr9z_jnPvw_D3aYMTFz9um8VN6WndCFqLwX7VkOUP_TX-VqQNV6UporKPEMAlPSzY1hmzymWuVvvaVCI_tOhoG_qT860DcHBga_98yeP4vGqHifboR38KlQU1ViPu4BcSxQvodInMOB8nJtvuVI8FlNdLlk/s3968/IMG_20190623_163712.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2976" data-original-width="3968" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgitHgbTD4NMAn0SJ-LKSItgt43gc0Jqmr9z_jnPvw_D3aYMTFz9um8VN6WndCFqLwX7VkOUP_TX-VqQNV6UporKPEMAlPSzY1hmzymWuVvvaVCI_tOhoG_qT860DcHBga_98yeP4vGqHifboR38KlQU1ViPu4BcSxQvodInMOB8nJtvuVI8FlNdLlk/w640-h480/IMG_20190623_163712.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Tzitzi, pisica-astronom</td></tr></tbody></table><br /><div><br /><div>Luna aceasta, discutand pe forum despre constelatii, am prelucrat in Gimp poza de mai jos a Ursei Mari, facuta cu aparatul S3300, pe data de 31 August 2016.</div><div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwvvj1PEyXYAwTXFbCXYqpGNekR5Eo-vKgzxJBXU1Ov240Q8VyVK3ooY6JeJAeI7B4IDgjYgA2K4rWXKkRMz5mppcx97Nr9lQtnOqPRNeFHzD9b9MjtBPMCF94ze1XdTQiBcy6-s0OWlVBmTWnky7ovUFYAdb6CF5-Ajsj3aobgSg1evih1iNZ6pC-/s1600/Ursa%20Major31.08.2016%20fl.11.3mm%20%20f%205.6%20%20%201%20sec.%20%20ISO%203200.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1200" data-original-width="1600" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwvvj1PEyXYAwTXFbCXYqpGNekR5Eo-vKgzxJBXU1Ov240Q8VyVK3ooY6JeJAeI7B4IDgjYgA2K4rWXKkRMz5mppcx97Nr9lQtnOqPRNeFHzD9b9MjtBPMCF94ze1XdTQiBcy6-s0OWlVBmTWnky7ovUFYAdb6CF5-Ajsj3aobgSg1evih1iNZ6pC-/w640-h480/Ursa%20Major31.08.2016%20fl.11.3mm%20%20f%205.6%20%20%201%20sec.%20%20ISO%203200.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Ursa Major</td></tr></tbody></table><br />Pe 13 Iulie, in jurul orei 23 UTC am observat planeta Saturn cu reflectorul SW Classic 250P. Se vedea umbra inelului pe disc, diviziunea Cassini fluctuanta si cinci sateliti saturnieni : Titan, Dione, Thetys,Rhea si Iapetus pe care l-am adaugat eu in diagrama.</div><div><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQ6Hr2RxNndQPc-zoclcqOBFTC7boSUfFqosdsm7bWfRnSEa69qAYnmR21ioVc4CchGfXG5x982wjQ3cmAHKSSf2hTXGjjq3m7QhuLKjf6c278qpv8d6amu__PRovqairAXX1TB0_xR7Ve0cI4PmygA2R1dl8E97iQXhCEhYy9U3prylMXqrzX8we_/s1061/Saturn.Miercuri.13.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="683" data-original-width="1061" height="412" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQ6Hr2RxNndQPc-zoclcqOBFTC7boSUfFqosdsm7bWfRnSEa69qAYnmR21ioVc4CchGfXG5x982wjQ3cmAHKSSf2hTXGjjq3m7QhuLKjf6c278qpv8d6amu__PRovqairAXX1TB0_xR7Ve0cI4PmygA2R1dl8E97iQXhCEhYy9U3prylMXqrzX8we_/w640-h412/Saturn.Miercuri.13.png" width="640" /></a></div><br /><div><br /><div><br /></div><div><br /><div><br /></div></div></div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-626857281418819582022-06-25T20:02:00.003+03:002022-06-25T20:05:02.676+03:00Comet C/ 2017 K2 PanSTARRS<p> <table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiOQjruF-Iq_ZrgCBeaq-vmRYD2WMUy7vDnqCZLpVXCAl7qz_ewuNS8yzeinq2X2JIDKGlwyATBdtIFUGu0lmaXZCek1hDVBCMR4aPn_mkezmT-m39FfBeMFpd2U957Vj62pKaDwiv_2-1jhQBD_N16q7QMMHCfMEx54_gLPdaGjCdQF7tAETClolEI/s1400/C%202017%20K2.png" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="590" data-original-width="1400" height="270" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiOQjruF-Iq_ZrgCBeaq-vmRYD2WMUy7vDnqCZLpVXCAl7qz_ewuNS8yzeinq2X2JIDKGlwyATBdtIFUGu0lmaXZCek1hDVBCMR4aPn_mkezmT-m39FfBeMFpd2U957Vj62pKaDwiv_2-1jhQBD_N16q7QMMHCfMEx54_gLPdaGjCdQF7tAETClolEI/w640-h270/C%202017%20K2.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">C / 2017 K2 PanSTARRS la 24 Iunie 2022, orele 21:00 UTC</td></tr></tbody></table></p><p><br /></p><p><b>Vineri 24 Iunie a.c.</b> am observat din nou cu dobsonianul de 250mm, in conditii de transparenta atmosferica slaba. </p><p>Dar, nici eu, nici cometa C/ 2017 K2, nu mai aveam rabdare, aveam <i>rendez-vous</i>!</p><p><br /></p><p>Am inceput prin observarea roiului deschis IC 4665 in care se vedea cu usurinta dubla STF 2216, la 48x/ ocular X Cel 25mm, .</p><p>Ghidat apoi prin telefon de catre prietenul si colaboratorul meu Armand Popa, aflat la observatii sub cer Bortle 2, am cautat si gasit cometa C/ 2017 K2 (PanSTARRS), cea semnalata pe forumul astronomy.ro de catre MariusP si fotografiata de userul kereses:</p><p><br /></p><p><a href="https://www.astronomy.ro/forum/viewtopic.php?p=215604#215604">Comet C/ 2017 K2 PanSTARRS</a><br /></p><p><br /></p><p>La 48x/X Cel 25mm, cometa era vizibila doar cu vedere periferica. Se afla la momentul observatiei intre perechea de stele CSN 10+ FOX 9029 la Sud si un asterism continand stelele perechea de stele HD 160312 + HD 160141, la Nord . </p><p>Pe masura ce am marit grosismentul pana la 150x s-a vazut tot mai bine: un obiect cetos, amorf, cu o foarte slaba condensare centrala, cu un diametru de maxim doua minute de arc.</p><p>Conditiile de observatie au fost adverse, nori subtiri filiformi se deplasau pe cer si dainuia tot timpul o pacla subtire.</p><p>In intervalele de timp in care cometa a fost inobservabila, m-am distrat rezolvand stele duble precum Lambda Oph / 1.37'' , Alfa Her/ 4.64'', Delta Her/ 13.8'', Izar / 2.9''.</p><p>Apoi norii au cuprins tot cerul, n-a mai fost nicio distractie. </p><p>Nani, nani, astronomu' mami !</p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-10561469773867445182022-05-27T20:01:00.002+03:002022-05-27T20:01:40.457+03:00Some of my observations, April - May , 2022<p> </p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQX-OXR1AmVOLRuCMIGySdEbRLzmBpm4SfEgHauomZfTIdcm2xPp529xSTFGip_sQIB0PKH6VJGM6zEJ5r9EXuZC0Deug8TOVS4DWq7it_MRg24wquQI-rsuDGdsOG9eYV_7fe8ASB77CwNJqwNC_XL5UBLL_N-eAjh77nI4PerihcaHb0T6_ZWidK/s916/Conj.%20Saturn-Mars.April.5.2022.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjQX-OXR1AmVOLRuCMIGySdEbRLzmBpm4SfEgHauomZfTIdcm2xPp529xSTFGip_sQIB0PKH6VJGM6zEJ5r9EXuZC0Deug8TOVS4DWq7it_MRg24wquQI-rsuDGdsOG9eYV_7fe8ASB77CwNJqwNC_XL5UBLL_N-eAjh77nI4PerihcaHb0T6_ZWidK/w640-h446/Conj.%20Saturn-Mars.April.5.2022.png" width="640" /></a></div><br /><p></p><p><br /></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjpplUc6La_3YAJ461dDVHohs_HpoMJSxGloWV6Ns1a7jmtMBjwlIwNXNRrOHu_7GQxmFIzxLJvnAunnws0PPxaJyDBT25Jj-moEIneJAGcPYj0zqGT5zWvGOjsivA744X1v8rGtGs8I7Epyf0hf5mgqnQYXrqOPjEOOKiwKpZLx-ygGNmIfpFZsSMB/s916/Venus5.Apr.2022.v1.png" imageanchor="1" style="margin-left: 1em; 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margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiUg-eVwH2p_9h3pS6PkeR9n1gEt2xZHog-U5lR2Qb6mPtF2_a7c_SyI6eK4BqyWe0cTm8Tz29wmjc_bTB1gGMOQVUZm2yeqpBawQS-x6uvhp0PzUM5E_gHQwBga94qxbrpmFiH8osNuwP8xg3I_sIatKssQc4zxNdZCdDNW-s3mAokPmJms9UbU-Hr/w640-h446/Conj.Venus-Jup.30Apr.22..png" width="640" /></a></div><br /><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEijzugC28zXUDuCnIOtnPghWgU--zw6herIBjB2zDBw3SCGFYivbn3GtVwupQDaPVxp2sLppVBncJ34FCQ8UhuDeEDNkc9W0z30_LqaRW43uzR1dJMclDUUnF_IkSBKLBSmiDW7FHViAi9V4wX4JZcY5GLfw37L8NuRnvpWDH5XiGdK8v7SdTqv2quG/s916/Conj.%20Venus-Jup.2Mai.B9x.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEijzugC28zXUDuCnIOtnPghWgU--zw6herIBjB2zDBw3SCGFYivbn3GtVwupQDaPVxp2sLppVBncJ34FCQ8UhuDeEDNkc9W0z30_LqaRW43uzR1dJMclDUUnF_IkSBKLBSmiDW7FHViAi9V4wX4JZcY5GLfw37L8NuRnvpWDH5XiGdK8v7SdTqv2quG/w640-h446/Conj.%20Venus-Jup.2Mai.B9x.png" width="640" /></a></div><br /><div class="separator" style="clear: both; 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margin-right: 1em;"><img border="0" data-original-height="1245" data-original-width="1668" height="478" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJFGZ2G_sGjjfPGiuijfMNS62Aqykrwd2qdUH8l-EGDkm72IR5ult8TY1D3oFnJNVZpoe8hDubH-iBmP0dCSpS3BEpdVk3Li8bNUpWTSuQvXsONzZJF0vLNnmLvKGmX1MLA73OaPkUx0NGNUTRWfVzwf1IfpAIdYww9ZxdGyQtINHx9s22ulEXo2KW/w640-h478/SN%202022hrs.v4.JPG" width="640" /></a></div><br /><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhHX3_OPJuIczam573gQSm4ntn0rFbs1ZxSaUl6C05eQdipmt6E8FFGR1Btd1ITC7YRE-00cqyHpRt94inkoE4SX6BFDIU4_DDSwoYgu3OdqY-DWcLpLSeytgGPdnWlLFOKyIusm_oTVasbC80q7VLuGSYZ_voP1ubzzZ5ClaoYzRUDGWS45aqx66h0/s916/STT%20235.v1.txt.1.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhHX3_OPJuIczam573gQSm4ntn0rFbs1ZxSaUl6C05eQdipmt6E8FFGR1Btd1ITC7YRE-00cqyHpRt94inkoE4SX6BFDIU4_DDSwoYgu3OdqY-DWcLpLSeytgGPdnWlLFOKyIusm_oTVasbC80q7VLuGSYZ_voP1ubzzZ5ClaoYzRUDGWS45aqx66h0/w640-h446/STT%20235.v1.txt.1.png" width="640" /></a></div><br /><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com3tag:blogger.com,1999:blog-8387312817478296025.post-50399686154626369002022-01-11T00:24:00.009+02:002022-01-11T00:35:18.516+02:00Observatii de stele duble si multiple la 7 Ianuarie 2022<p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEi846WWUiJK5Hov3c_9VB-RqXBUFFSEMxvWm08z6j22t8zpka_xlp-asBdJPuoDb5jBnsJZiMjQKo0xRTLy3Vk8pfAuApRQddrNlHOWsMZkGbqjyVcBZcP0RjdRUxBMlCcmBk5OPyP5nNbPO-nkydebRwdzn4JPQv4aM-fbrbXuGVu9sZA3aTGDoxzu=s916" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/a/AVvXsEi846WWUiJK5Hov3c_9VB-RqXBUFFSEMxvWm08z6j22t8zpka_xlp-asBdJPuoDb5jBnsJZiMjQKo0xRTLy3Vk8pfAuApRQddrNlHOWsMZkGbqjyVcBZcP0RjdRUxBMlCcmBk5OPyP5nNbPO-nkydebRwdzn4JPQv4aM-fbrbXuGVu9sZA3aTGDoxzu=w640-h446" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Sistemul BU 385 observat la 7 Ianuarie a.c.</td></tr></tbody></table><br /><p><br /></p><p><br /></p><p>Vineri 7 Ianuarie 2022 am efectuat observatii cu dobsonianul D=200mm F/6.16.</p><p>Am incercat, fara mari sperante, sa observ galaxia NGC 7457 din Pegas.</p><p>Nu erau motive pentru sperante desarte deoarece Luna, aflata in preajma Primului Patrar, era sus pe cerul plin de pacla unei nopti umede de iarna.</p><p>Pentru cautarea galaxiei pomenite, am folosit harta 74 din <i>''Pocket Star Atlas''</i> de Roger Sinnot.</p><p>Repede am realizat ca telul propus nu poate fi atins dar privind la harta 74 am remarcat la Nord de Beta Pegasi si in zona de domiciliu a galaxiei, o mica aglomerare de stele duble. In PSA stelele duble nu au mare cautare, majoritatea nici nu sunt etichetate. Am decis totusi sa le observ asa ca am facut o mica schita cu pozitia (foarte aproximativa) a fiecarei duble in raport cu celelalte si cu Scheat/ Beta Peg. Ulterior, o asemenea schita se dovedeste a fi suficienta pentru identificarea in Stellarium a obiectelor observate, obtinerea unui cod de catalog recunoscut de catre <i>StelleDoppie</i>, situl exceptional pe care-l folosesc pentru aflarea parametrilor stelelor duble.</p><p><br /></p><p>Harta zonei, cu evidentierea stelelor duble si multiple observate:</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEhmYkLgU95I8V53rox6NvUPOYOZ0daoqgYNgzDVZKlwRrkIGRZCojlnxuHXs4uknTYCcTbfVyaLCKEPT7ycB0VdeSCkAXdaSACgyOd1H7KbtuURIxtxYdeprViuBmCf7Mx_TU-ZLiVYocpcqks7FclpYHuZfBRIqISTOjL_yi6_4ZRDWe9wUWkaYiZD=s827" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="751" data-original-width="827" height="581" src="https://blogger.googleusercontent.com/img/a/AVvXsEhmYkLgU95I8V53rox6NvUPOYOZ0daoqgYNgzDVZKlwRrkIGRZCojlnxuHXs4uknTYCcTbfVyaLCKEPT7ycB0VdeSCkAXdaSACgyOd1H7KbtuURIxtxYdeprViuBmCf7Mx_TU-ZLiVYocpcqks7FclpYHuZfBRIqISTOjL_yi6_4ZRDWe9wUWkaYiZD=w640-h581" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Zona la Nord-Est de Beta Peg</td></tr></tbody></table><br /><p><br /></p><blockquote style="border: none; margin: 0px 0px 0px 40px; padding: 0px;"><blockquote style="border: none; margin: 0px 0px 0px 40px; padding: 0px;"><blockquote style="border: none; margin: 0px 0px 0px 40px; padding: 0px;"><div class="separator" style="clear: both; text-align: center;"><div class="separator" style="clear: both; text-align: center;"><br /></div></div></blockquote></blockquote></blockquote>Datele stelelor observate.<div>De remarcat ca am pornit de la un numar de sase stele dar in raportul observatiei am inregistrate opt stele duble : BU 385 este compusa din BU 385 AB (steaua subarc) + dubla HJ 5532+ dubla ARN 25.</div><div><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEh4Xgt_KOVLaoL3IycWBLNQUBoHRKskhAMWkUc6dKxaxel1ggXOpqxZC6kszvJSjYwxnmCtJhyAdYHxtH1ed6FyzSkrjPWzbgej3meHoSF56HiZ3fO3Z8A_Mufj2JV6KkPoCIvRw64O3P1Na7a4PgsMPkM6Ok9y78EMmBtL07Mk2C8wZ1Z69YowvdY2=s1484" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="700" data-original-width="1484" height="302" src="https://blogger.googleusercontent.com/img/a/AVvXsEh4Xgt_KOVLaoL3IycWBLNQUBoHRKskhAMWkUc6dKxaxel1ggXOpqxZC6kszvJSjYwxnmCtJhyAdYHxtH1ed6FyzSkrjPWzbgej3meHoSF56HiZ3fO3Z8A_Mufj2JV6KkPoCIvRw64O3P1Na7a4PgsMPkM6Ok9y78EMmBtL07Mk2C8wZ1Z69YowvdY2=w640-h302" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Raport tabelar al stelelor duble observate la 7 Ianuarie a.c.</td></tr></tbody></table><br /></div><div>Cele mai interesante stele din tabelul observatiei sunt BU 78 si BU 385.</div><div>BU 78 este o stea tripla care poarta indicativul marelui observator de stele duble si multiple Sherbourne Wesley Burnham. Am mai spus-o si nu mi-e rusine sa repet: cand , pornit la vanatoare de duble, intalnesc intr-un atlas stelar indicativul BU mi se zbarleste chelia, din doua motive. </div><div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEgMj8bVX4VRK-4LBcRtLZ7RUZInVgcN9A0g5lFUklzwcWkORxFPTk_1I_Gwhv_2EDh7WRRGcjGvXgfeOrQD8fXNKDPuwzxqvGGRG6mrktx9alkHHMbfv9YHjWW8rccvDsVtKnJZODp0q9wBZAwH2kCBkaHFOGeEWgWgCbnuM39yDqfg_vcFfsIiIfzS=s371" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="371" data-original-width="339" height="400" src="https://blogger.googleusercontent.com/img/a/AVvXsEgMj8bVX4VRK-4LBcRtLZ7RUZInVgcN9A0g5lFUklzwcWkORxFPTk_1I_Gwhv_2EDh7WRRGcjGvXgfeOrQD8fXNKDPuwzxqvGGRG6mrktx9alkHHMbfv9YHjWW8rccvDsVtKnJZODp0q9wBZAwH2kCBkaHFOGeEWgWgCbnuM39yDqfg_vcFfsIiIfzS=w365-h400" width="365" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Sherbourne Wesley Burnham</td></tr></tbody></table><br /><div><br /></div><div><br /></div><div><br /></div><div>Primul motiv este incantarea si admiratia pe care o am pentru acest astronom care a fost amator , pentru cea mai mare parte a activitatii sale.</div><div>Al doilea motiv este un amestec intre sentimentul de exaltare cu teama de esec. Am invatat dupa multe ceasuri de lupta tacuta, cand incercam sa rezolv stele duble BU, cat de dificila este observarea acestora. Stelele BU sunt de toate felurile, luminoase sau slab luminoase dar fie au separatie foarte mica, fie au companioni extrem de slab luminosi. Intr-un fel sau altul, stelele BU au acea combinatie de parametrii care garanteaza observarea lor cu maxima dificultate.</div><div><br /></div><div>Din fericire, Sinnot nu indica numele dublelor, cel mai des le evidentiaza doar in atlasul sau cu o liniuta transversala. Asa ca abia a doua zi dupa observatie, am aflat ca am avut onoarea de a observa doua stele Burnham.</div><div><br /></div><div>Steaua BU 385 este compusa asadar din trei duble : prima este dubla subarc, deci cu separatie < 1'' intre stelele componente.</div><div>In acest caz, separatia este de 0.69'', observabilitatea fiind afectata moderat negativ de diferenta de mai bine de trei sferturi de clasa de magnitudine dintre steaua primara si companion.</div><div>Alta dubla componenta este HJ 5532 formata intre primara si companionul ei (vazute ca o singura stea - pentru ca pana la Burnham chiar asa au fost vazute de catre toti observatorii) si companionul C. Se spune AB,C.</div><div>Cea de a treia dubla care ''locuieste'' la aceeasi adresa este ARN 25, adica AB,D.</div><div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEgzFhZ0EX_rMzlMuF94zDBS9lgHVTXCcb3GyyVc3J7oXgJp_ZREJ-tHbnsYDURmt14R0Tyf6LEiAimgnbcVEx78AVMBtCvHv9hmEHS-rZhUe-WZthJQL3tfMgfKRVQQrN7o4Zqq_qBMnFpK0QqefsKa7jvayPSSn40Iq7GlhyqRtgSl8ewHkUo366ps=s916" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="637" data-original-width="916" height="446" src="https://blogger.googleusercontent.com/img/a/AVvXsEgzFhZ0EX_rMzlMuF94zDBS9lgHVTXCcb3GyyVc3J7oXgJp_ZREJ-tHbnsYDURmt14R0Tyf6LEiAimgnbcVEx78AVMBtCvHv9hmEHS-rZhUe-WZthJQL3tfMgfKRVQQrN7o4Zqq_qBMnFpK0QqefsKa7jvayPSSn40Iq7GlhyqRtgSl8ewHkUo366ps=w640-h446" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Sistemul stelei multiple BU 385</td></tr></tbody></table><br /><div><br /></div><div><br /></div><div>La 154x/ Baader zoom Mark III, steaua BU 385 aparea ca o stea tripla : o stea centrala si doi companioni. In acea seara , ocularul zoom Baader si-a dovedit din nou calitatea excelenta deoarece ,chiar si la acea marire mica, a scos in evidenta aspectul astigmatic, alungit al stelei principale. </div><div>Aceasta m-a determinat sa maresc in continuare la 246x cu ocularul Radian 5mm ''et voila'', se vedea un companion la un unghi de pozitie estimat de mine la PA= 80 grade. Valoarea corecta este de 83 grade.</div><div>Marind la 308x cu ocularul Lacerta 4mm, se vedeau mai bine discurile Airy in contact, lasand uneori sa se vada un spatiu negru ingust, fluctuant si de scurta durata.</div><div>Cele de mai sus nu se vedeau mai bine la marirea de 385x dar aceasta m-a ajutat sa vad culorile stelelor din campul vizual.</div><div>Primarea BU 385 este alba cu usoara nuanta albastra.</div><div>La Vestul campului vizual este o stea oranj iar la Sud-Est este o stea galbena.</div><div>O stea foarte slab luminoasa aflata intre aceasta stea galbena si steaua primara era de culoare gri, semn ca se afla in apropierea magnitudinii limita a intrumentului, pentru conditiile date.</div><div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEh9T3DxkLKe6odtCXBu-yjlLQVHI1QdHXgxVA-fByJ5JRCOd8ML7dnbpvzZQ49g479y5puM4qy44xhysHG5NrXA_vyMdqWy7LrfRIHUviC3WOOYYnj0NM3MSW4_C1nSXylz0NVz2YUxBeCZwuOWJ9Oqpbhv4Vp8jt_41T36CqjD7d4IW90gqgyo3ch5=s715" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="693" data-original-width="715" height="620" src="https://blogger.googleusercontent.com/img/a/AVvXsEh9T3DxkLKe6odtCXBu-yjlLQVHI1QdHXgxVA-fByJ5JRCOd8ML7dnbpvzZQ49g479y5puM4qy44xhysHG5NrXA_vyMdqWy7LrfRIHUviC3WOOYYnj0NM3MSW4_C1nSXylz0NVz2YUxBeCZwuOWJ9Oqpbhv4Vp8jt_41T36CqjD7d4IW90gqgyo3ch5=w640-h620" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Zona lui BU 385, intr-un camp de 15' conform DSS2 via Aladin Lite <br />(pentru comparatii si confirmare, mai putin a companionului subarc bu 385 AB<br />a carui fotografiere necesita tehnici speciale) </td></tr></tbody></table><br /><div><br /></div><div><br /></div><div>La elaborarea hartii zonei am folosit o captura de ecran din Stellarium iar la identificarea stelelor am folosit atat acest planetariu virtual cat si Aladin Lite.</div><div>Fotografia lui S.W. Burnham este de pe Wikipedia.</div><div>Desenele observatiei imi apartin. </div><div><br /></div><div>mpt , Arad, 10 Ianuarie 2022</div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com1tag:blogger.com,1999:blog-8387312817478296025.post-41432328765830983722021-12-06T22:00:00.001+02:002021-12-06T22:15:43.032+02:00Scurta observatie binoculara in Orion<p> Sambata 4 Decembrie cerul a avut suficient de multi nori pentru a ma descuraja de la observatii.</p><p>Totusi, cam pe la miezul noptii, o arie de cer de la Est si Sud de Zenit a fost ceva mai curata.</p><p>A urmat o scurta observatie cu binoclul <i>Fujinon 7x50mm</i>.</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEjYKJoFHJPJsY2-Ti7aGj2lxZTMPgLbiluIlFLBonolx4z02lQ4aq0NECe2MAYN-StSINJUdqpxohIdloc0gH0Bn54v4NxuJAbukhL2Lo6WofkfsIzYGTbaFdvfA06eI8gHiM18zazZCWqT44CAnUxGC3jvQM5st3XRmPn6RRLsZ4PH5oS7MC_5pib2=s2048" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/a/AVvXsEjYKJoFHJPJsY2-Ti7aGj2lxZTMPgLbiluIlFLBonolx4z02lQ4aq0NECe2MAYN-StSINJUdqpxohIdloc0gH0Bn54v4NxuJAbukhL2Lo6WofkfsIzYGTbaFdvfA06eI8gHiM18zazZCWqT44CAnUxGC3jvQM5st3XRmPn6RRLsZ4PH5oS7MC_5pib2=w640-h480" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Fujinon Mariner WPC XL, in centrul haitei de bino-raptori</td></tr></tbody></table><p><br /></p><p>In <i>Pleiade </i>am numarat 15 stele.</p><p>In <i>Hyade</i> am numarat 17 stele.</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEilMS66z-1tQVqOYcwuMC6bRVacCWV1jkjzywxFdRvuRGTcf23OOGjDw_2K43or-x8Tk5pT64CvNJqDF5KHeS_TAAz7HWszoc90bLfm5H9ZCzLd7uh6X4J1ZlSsXxIewlQS5rgQURdGY5QZYrFY4VOQpA8RwrICqJSQxvboLVHaj1CpLjyzz2ZlzWP-=s2048" imageanchor="1" style="margin-left: auto; margin-right: auto; text-align: center;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/a/AVvXsEilMS66z-1tQVqOYcwuMC6bRVacCWV1jkjzywxFdRvuRGTcf23OOGjDw_2K43or-x8Tk5pT64CvNJqDF5KHeS_TAAz7HWszoc90bLfm5H9ZCzLd7uh6X4J1ZlSsXxIewlQS5rgQURdGY5QZYrFY4VOQpA8RwrICqJSQxvboLVHaj1CpLjyzz2ZlzWP-=w640-h480" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Fujinon 7x50mm, al treilea de la dreapta</td></tr></tbody></table><p><br /></p><p>In roiul <i>Collinder 69 / Lambda Orionis Cluster</i> am vazut cinci stele.</p><p>In roiul deschis <i>Collinder 65 </i>am numarat 27 de stele, este un roi foarte extins.</p><p>In roiul deschis <i>Collinder 70 </i>am vazut doar steaua centrala Alnilam si Mintaka si inca doua-trei stelute intre ele. Probabil ca ultimele fac parte din ''lantisorul'' de stele care pare sa uneasca Alnilam de Alnitak.</p><p>Majoritatea referintelor sustin ca intreaga <i>Centura a lui Orion </i> face parte din <i>Cr 70</i>. </p><p>Conform insa hartii din Webda, doar Alnilam si Mintaka apartin de <i>Cr 70</i>. Si care <i>Cr 70 </i>nici nu este de fapt un roi. Stelele componente au ''semnatura'' chimica comuna dar sunt prea distantate pentru a fi legate gravitational. Glen LeDrew de pe Cloudy Nights afirma despre <i>Cr 70</i>, deci despre Centura lui Orion, ca este una din subgrupele asociatiei stelare <i>Ori OB1</i> cu indicativul <i>Ori OB1b</i>.</p><p>In cadrul asociatiei stelare <i>Ori OB1,</i> asa numita <i>Sabie a lui Orion</i> este subgrupa <i>Ori OB1c</i> si este formata din stelele: <i>42 Ori-Theta 1 Ori (Trapezul)-Theta 2 Ori-Iota Ori/Hatysa</i>.</p><p>Tot acolo,<i> Messier 42</i> formeaza subgrupa <i>Ori OB1d</i>.</p><p><br /></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEiy5-ACDtN7NSUFIuPl23hwJL-WRy_BkjPcKp_rioD_-njTn-4tmIqPKZBjjDZZ_UzKpUuMsKZhEp59zsaxVI1I58pKVKdwWDDF8mzAg_b9aG3FGhtHYo68c5akdgoH_QfNu2M-DRfZ-irmryxEeA0g_0v0KeK9idGZKHMu0HKRVQIPvquA8haUiL37=s812" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="812" data-original-width="741" height="640" src="https://blogger.googleusercontent.com/img/a/AVvXsEiy5-ACDtN7NSUFIuPl23hwJL-WRy_BkjPcKp_rioD_-njTn-4tmIqPKZBjjDZZ_UzKpUuMsKZhEp59zsaxVI1I58pKVKdwWDDF8mzAg_b9aG3FGhtHYo68c5akdgoH_QfNu2M-DRfZ-irmryxEeA0g_0v0KeK9idGZKHMu0HKRVQIPvquA8haUiL37=w584-h640" width="584" /></a></div><div><br /></div><br /><p>Am studiat apoi culorile urmatoarelor stele si le-am asezat in ordinea crescatoare de la culoarea alb spre albastru. Procyon mi s-a parut a avea culoarea cea mai calda, alb-crem iar Rigel parea a fi cea mai albastra. Secventa de culoare ''alb > albastru'' notata :</p><p>Procyon - alba crem</p><p>Castor -alba</p><p>Sirius - alba mai ''rece', cu usoara nuanta de albastru</p><p>Rigel - alb/albastrui</p><p>Diferenta de culoare dintre Theta 1 Tau si Theta 2 Tau, remarcata prin luneta 90x600mm , este vizibila si prin binoclul 7x50mm.</p><p><br /></p><p><br /></p><p><br /></p><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><br />Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-56976937727659384392021-09-16T23:25:00.003+03:002021-09-16T23:25:41.831+03:00Daguerotipii astronomice digitale<p> La miezul noptii de Miercuri 15 Septembrie ( ziua pomenirii Sfantului Iosif de la Partos, ocrotitorul Banatului).</p><p>Cerul a fost paclos, spre orizontul suv-vestic erau nori.</p><p>Am efectuat observatii sumare, cu ochiul liber si cu ''Ieftinescu'', binoclul ''Sakura'' 9x60mm.</p><p>Am facut si cateva poze avand ca subiect conjunctia lui Jupiter cu steaua Deneb Algedi / Delta Capricornului aflata la aproximativ un grad si jumatate distanta de planeta;respectiv cu steaua Nashira/ Gama Capricornului, aflata la 2 grade si 20 minute fata de aceeasi.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjeWp82O75s6V1fSXuf8rpNWZJdyCgBBA8Nx4yl6qlDRQNlxMH-06ypa8qxXIdDz9D2yXWpRses0cVul38d1rWnfWypX_iPUf-tRbxTav6EoIB6vLjXbsvZODjOP0QWShb0YKvM8fH-n_I/s2048/Conjunctie+Jupiter-DelCap-GamCap.15.09.2021.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjeWp82O75s6V1fSXuf8rpNWZJdyCgBBA8Nx4yl6qlDRQNlxMH-06ypa8qxXIdDz9D2yXWpRses0cVul38d1rWnfWypX_iPUf-tRbxTav6EoIB6vLjXbsvZODjOP0QWShb0YKvM8fH-n_I/w640-h480/Conjunctie+Jupiter-DelCap-GamCap.15.09.2021.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Jupiter, in centrul pozei<br />Deneb Algedi sau Delta Cap, dedesubt,la stanga;<br />Nashira sau Gama Cap,la dreapta de Delta Cap.<br />In coltul din stanga sus, se vede steaua Iota Varsatorului</td></tr></tbody></table><br /><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhhJmtt2VMe5dPc6hdwFdwvgAMVVo8_Xf6b-UNGWPonGE8Uf-ICbTzE3v9lCPDGnqEWcaZSoiFqrFs8j7usZAA3O3kPMqp5V-G-UUEASD9BBOJR8S0Ovo6ve_5Rm-e5Q7ocYi3Ap_SdFi8/s2048/Conjunctie+Jupiter-DelCap-GamCap.15.09.2021.etichete.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhhJmtt2VMe5dPc6hdwFdwvgAMVVo8_Xf6b-UNGWPonGE8Uf-ICbTzE3v9lCPDGnqEWcaZSoiFqrFs8j7usZAA3O3kPMqp5V-G-UUEASD9BBOJR8S0Ovo6ve_5Rm-e5Q7ocYi3Ap_SdFi8/w640-h480/Conjunctie+Jupiter-DelCap-GamCap.15.09.2021.etichete.jpg" width="640" /></a></div><br /><div class="separator" style="clear: both; text-align: center;"><br /></div>Astazi, la developare, am dat frau liber inclinatiilor mele conservatoare si la prelucrarea pozelor am preferat sa le dau o nota de ''daguerotipii''.<div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEirYfOJ96hm42eSzAn12Qcbo9imyQs3_pip7hibRIm41WqBlKtvbohCwKOavOwZXZ2zJECvzHpxmbcCCbOrynKmzNCqi-LC9kqPxyi96Zyotc1LQCvJvSGPr8tbaSorBH6uhM68MWkQp_4/s2048/Jup-DelCap-GamCap-Fomalhaut.15.09.21.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEirYfOJ96hm42eSzAn12Qcbo9imyQs3_pip7hibRIm41WqBlKtvbohCwKOavOwZXZ2zJECvzHpxmbcCCbOrynKmzNCqi-LC9kqPxyi96Zyotc1LQCvJvSGPr8tbaSorBH6uhM68MWkQp_4/w640-h480/Jup-DelCap-GamCap-Fomalhaut.15.09.21.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Conjunctia Jupiter-Delta Cap-Gama Cap in centru<br />Fomalhaut la stanga jos<br />Sadalmelik=Alfa Varsatorului si Sadalsuud=Beta Varsatorului la dreapta sus</td></tr></tbody></table><br /><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh5AGcu74ZCH3xctuA4Lb6jtX8juRTXb5hiAgnYiYBe47Qr_wS_iFo8c7E4Mx3oy0l4476ida0AZ9tlcsb7jF7U7g5OnRKMwg-W_7NPFbaAcdn6xNaGEtV3D5ZC5whtxhmCfPVdwtb2DPw/s2048/Jup-DelCap-GamCap-Fomalhaut.15.09.21.etichete.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh5AGcu74ZCH3xctuA4Lb6jtX8juRTXb5hiAgnYiYBe47Qr_wS_iFo8c7E4Mx3oy0l4476ida0AZ9tlcsb7jF7U7g5OnRKMwg-W_7NPFbaAcdn6xNaGEtV3D5ZC5whtxhmCfPVdwtb2DPw/w640-h480/Jup-DelCap-GamCap-Fomalhaut.15.09.21.etichete.jpg" width="640" /></a></div><br /><div><br /><p>Fomalhaut sau steaua Alfa Piscis Austrini/ Pestele sudic este o stea fascinanta, careia-i acord atentie in observatiile mele. </p><p>Fomalhaut era <i><b>steaua regala</b></i> a toamnei in Antichitate, alaturi de celelalte trei : Aldebaran pentru iarna, Regulus pentru primavara si Antares pentru vara.</p><p>Avand o culoare alba cu nuante albastre, Fomalhaut are o temperatura de 8000* sau 9000* K, are sistem planetar si un triplu brau, bogat de materie pulverulenta.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhNgo7PZSPiGk-QDXyBzW4R5tyhjskGCdmKhn3YCmA9ZKZgUDVPD80-nmqeAy60LJEMrTbmXdZjAvg4C_ABnp8ulHQjPfK7j_MumL8kgT_N2r4CB8ha1TiLvNpg7eRdviNpDkc9S7A_ZZ4/s1280/1280px-ALMA_Explores_Fomalhaut%25E2%2580%2599s_Debris_Disc.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="828" data-original-width="1280" height="414" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhNgo7PZSPiGk-QDXyBzW4R5tyhjskGCdmKhn3YCmA9ZKZgUDVPD80-nmqeAy60LJEMrTbmXdZjAvg4C_ABnp8ulHQjPfK7j_MumL8kgT_N2r4CB8ha1TiLvNpg7eRdviNpDkc9S7A_ZZ4/w640-h414/1280px-ALMA_Explores_Fomalhaut%25E2%2580%2599s_Debris_Disc.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Braul de pulberi din jurul lui Fomalhaut, revelat de ALMA, interferometrul compus din 66 de radiotelescoape de la Atacama, Chile </td></tr></tbody></table><br /><p>Vazut si pozat pe 15 Septembrie, Fomalhaut era la altitudinea sa maxima de 14* pentru locul meu de observatii.</p><p>Un proiect observational este cel de a observa Fomalhaut ca steaua tripla cu cea mai mare separatie dintre toate cele cunoscute. Separatia dintre Fomalhaut A si Fomalhaut B este de 2 grade.</p><p>Dar daca aceasta pare mare, aflam din articolul lui Bob King din <i>Sky and Telescope</i> ca separatia companionului Fomalhaut C este de 5,7 grade. Atat de mare incat Fomalhaut C se afla in alta constelatie decat Fomalhaut A si anume in Varsatorul.</p><p><a href="https://skyandtelescope.org/astronomy-news/fomalhaut-falls-amazing-triple-star10012014/">https://skyandtelescope.org/astronomy-news/fomalhaut-falls-amazing-triple-star10012014/</a><br /></p><p>Fomalhaut A este vizibil cu ochiul liber, si inca foarte bine; B necesita binoclu iar C un telescop de 15cm sau 20cm diametru.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhckMjXOiJNTj-_Wv_04Fcw395meNSGFtpwhXnLAlTULoqBU9kUhiReavXGmbd4N1Hl-HmCcw-AbIb5RY5Ef03DKMdvtQU9ZJVgKXmBSxoZctLK9MOYC1QU-RQPxVzwT-TMMYq2uC-aINc/s713/Fomalhaut-ABC-wide.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="536" data-original-width="713" height="482" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhckMjXOiJNTj-_Wv_04Fcw395meNSGFtpwhXnLAlTULoqBU9kUhiReavXGmbd4N1Hl-HmCcw-AbIb5RY5Ef03DKMdvtQU9ZJVgKXmBSxoZctLK9MOYC1QU-RQPxVzwT-TMMYq2uC-aINc/w640-h482/Fomalhaut-ABC-wide.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Harta lui Bob King pentru observarea stelei triple Fomalhaut<br /><br /><div style="text-align: left;">A fost deci musai sa inchin o ''daguerotipie'' digitala lui Fomalhaut, numita si ''Steaua singuratatii'', asa cum se vede peste cornisa casei mele !</div><div style="text-align: left;"><br /></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh3tPgROKJ8jsXHmIJZuXpW6g0SBn3LZ8wChKlqFTYYxxDvkKE_XI0zldSMmsd2MtnCLrmpUwxeFpeo5IzE7Iu6yU4YimLqMYxfsCu3mOLXwOALnoT-Xz4yNuJkQ1zDZ-ZClo1TJnUUUe0/s1608/Fomalhaut.15Sept2021.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1608" data-original-width="1525" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh3tPgROKJ8jsXHmIJZuXpW6g0SBn3LZ8wChKlqFTYYxxDvkKE_XI0zldSMmsd2MtnCLrmpUwxeFpeo5IzE7Iu6yU4YimLqMYxfsCu3mOLXwOALnoT-Xz4yNuJkQ1zDZ-ZClo1TJnUUUe0/w606-h640/Fomalhaut.15Sept2021.jpg" width="606" /></a></div><br /><div style="text-align: left;"><br /></div></td></tr></tbody></table>Am admirat apoi Pleiadele si Hyadele , fiecare dintre ele se vedea in binoclu ca o spuza de stele.</div><div>Cu adevarat ele formeaza Poarta de Aur a Eclipticii, una impodobita cu diamante stelare si prin care hoinaresc planetele Soarelui!</div><div>Iata mai jos planeta Venus traversand Poarta de Aur a Eclipticii la 1 Aprilie 2020, inregistrata de modestul meu aparat foto alintat cu porecla ''Sappunyerra''. </div><div><br /></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhj4cnQSxWPhpNQuKKuAPTuJBqg-hvCReLOTvhEhDAMaXaCwU2jnbOuHn0Ef6olfU-ysUuw2KzQExWzQGKSGH_rIKDuIK7kiRLDYt6FqaxRWHzNckWWQFEJqdmlm33j4btvcNjXxjkV7sk/s2048/Hyadele%252CPleiadele+si+Venus+%252C+1+Aprilie+2020+-+Copia.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhj4cnQSxWPhpNQuKKuAPTuJBqg-hvCReLOTvhEhDAMaXaCwU2jnbOuHn0Ef6olfU-ysUuw2KzQExWzQGKSGH_rIKDuIK7kiRLDYt6FqaxRWHzNckWWQFEJqdmlm33j4btvcNjXxjkV7sk/w640-h480/Hyadele%252CPleiadele+si+Venus+%252C+1+Aprilie+2020+-+Copia.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Venus la Poarta de Aur a Eclipticii, 1 Aprilie 2020 <br />Venus at the Golden Gate of the Ecliptic, April 1, 2020<br /><br /><div style="text-align: left;"><br /></div><br /></td></tr></tbody></table><br /><div><br /></div><div>Am mai revazut:</div><div>- Roiul Dublu din Perseu, aflat in centrul Asociatiei stelare Per OB1</div><div>-M103, NGC 663 si NGC 457 in Cassiopeia.</div><div>-Roiul Alfa Persei cu Asociatia stelara Per OB3</div><div>-Spiral Cluster adica Messier 34 din Perseu. Pentru telescoape mici aceasta denumire mi s-ar parea mai potrivita pentru roiul stelar deschis Steph1/ Delta Lyr Cluster.</div><div><br /></div><div>A fost loc si pentru lucruri noi.</div><div>Constelatia Perseu da numele uneia dintre cele patru brate ale galaxiei noastre ''Calea Laptelui''.</div><div>In Stellarium nu se vede dar luati binoclul, iesiti sub cer si verificati: intre roiul M45 si constelatia Perseu, partea dinspre Atik=Zeta Per, se vede ''un pod'' de stele.</div><div>Dupa observarea de o viata a acestui colt de cer, aseara am remarcat pentru prima data existenta acestui ''pod de stele''.</div><div>Poate fi doar o iluzie, un efect de perspectiva. Dar poate ca nu ...</div><div><br /></div><div>Am incheiat cu galaxia M31 si satelitul ei M32.</div><div><br /></div><div>Multumesc Sfinte Iosif de la Partos pentru lucrurile minunate pe care le-am vazut in ceruri in ziua pomenirii tale !</div><div><br /></div><div><br /></div><div><br /><p><br /></p><p><br /></p></div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-3338296956410900132021-07-24T21:19:00.005+03:002021-07-27T22:07:25.761+03:00Nova Her 2021/ V 1674 Her, alte stele variabile si putin ATM<p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhNlwLJCvKfwqxhKqMIS-fqKfZhcEy7wXsjrBlU-RFwo1wfLexlLU0N_aARDL3Xp2iDtjgmyClE75I-qSymFq8U_mTreLnVtqVRFWHiez0kMhEXAW2a1HOEgcHJ44gPsv8QAPsvutIj_XY/s2048/DSCN8112_680.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhNlwLJCvKfwqxhKqMIS-fqKfZhcEy7wXsjrBlU-RFwo1wfLexlLU0N_aARDL3Xp2iDtjgmyClE75I-qSymFq8U_mTreLnVtqVRFWHiez0kMhEXAW2a1HOEgcHJ44gPsv8QAPsvutIj_XY/w640-h480/DSCN8112_680.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Raftul rotativ de oculare al monturii ''Penelopa''.<br />Pe montura se vede newtonianul 125mm F/4.5.<br /><br /></td></tr></tbody></table><p>Ma aflu la inceputul unei noi activitati.</p><p>Nova Cassiopeia 2021, alias V 1674 Her mi-a deschis apetitul pentru observarea stelelor variabile.</p><p>Am reusit sa fac sapte estimari de luminozitate ale acestei nove, semnalate in graficul novei prin semnul cruciat.</p><p>Dupa cum se vede din graficul AAVSO de variatie a luminozitatii novei V 1674 Her - observatii vizuale, doar estimarea mea din data de 20 Iunie (adica 2495386.38889 in calendarul iulian) prezinta eroare sensibila.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi743w4zFBRdzcVKID4IChAx5JTULmKOgBOP5XwFptdpI3-TIPuklS9QSYkUd3MbMFt6S9htqLICPhDiBeATpwlFEvkCqBhGWTEwJvPl8QEpoBLljwrGDf66Gi5HYPoQC3DpBURYgb38No/s1879/Nova+Her+2021.JPG" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="891" data-original-width="1879" height="304" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi743w4zFBRdzcVKID4IChAx5JTULmKOgBOP5XwFptdpI3-TIPuklS9QSYkUd3MbMFt6S9htqLICPhDiBeATpwlFEvkCqBhGWTEwJvPl8QEpoBLljwrGDf66Gi5HYPoQC3DpBURYgb38No/w640-h304/Nova+Her+2021.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Graficul AAVSO pentru variatia luminozitatii novei V 1674 Her.<br />Observatiile mele, cod MPTA, sunt evidentiate prin semnul cruciat.<br />Autoritatile de extrema stanga ale mUE fac alergie la semnul crucii, ma paste oare un Mircexit !?<br /><br /></td></tr></tbody></table><p>Celelalte observatii corespund excelent cu valorile raportate de ceilalti observatori printre care recunosc numele unor variabilisti cu multa experienta. </p><p>Am retinut astfel numele acestor observatori vizuali din Romania: Csukas Matyas, Marius Pirtac, Vladut Mihai. Fiind prieten cu Matyas si cu Marius, privesc cu optimism viitorul meu de variabilist, am de la cine invata despre stelele variabile.</p><p>Iar din Ungaria pe cele ale lui Fidrich Robert, Kocsis Antal, Cseh Viktor, Keszthely Sandor. </p><p>Cu acestia din urma, ca si cu Matyas de altfel, am in comun faptul ca am declarat la afiliere <i>MCsE = Magyar Csillagaszati Egyesulet</i>, deoarece sunt membru al acestei asociatii. </p><p>Liderii astronomilor amatori romani nu se suporta unii pe altii, se cearta ori de cate ori au ocazia si de aceea nu sunt capabili sa constitue o asociatie sau societate astronomica nationala. Drept urmare, pe liste precum cea de la AAVSO, marea majoritate a astronomilor amatori din lumea intreaga isi declara afilierea la o organizatie nationala. Astronomii amatori romani fie apar fara afiliere, ca niste pui orfani fara closca, fie defileaza sub sigle de expatriati.</p><p>Incepand din 14 Iunie am efectuat 30 de estimari de stele variabile.</p><p>Am cautat cauza erorii din 20 Iunie si cred ca aceasta se datoreaza schimbarii la acea data a metodei de observare Pickering cu metoda Nijland. Am facut aceasta schimbare deoarece metoda Nijland este recomandata de catre Victor Anestin, Victor Nadolschi si Matei Alexescu. Elev cuminte, am urmat sfaturile dumnealor. Apoi am fost urecheat de catre AAVSO, nu atat pentru folosirea metodei Nijland cat pentru folosirea unor stele de comparatie provenind de la Parenago si Kukarkin, adica non-AAVSO.</p><p>Observatiile prin metoda Nijland le-am evidentiat cu albastru.</p><p>Atunci, am tiparit si spiralat indrumarul <i>''Ten Star Training Program'' </i>si <i>Manualul AAVSO</i> din 2013 si , folosind stelele de comparatie AAVSO, am revenit la metoda Pickering care este recomandata implicit.</p><p>Observatiile dupa ortodoxia AAVSO le-am evidentiat cu verde. </p><p>Cu rosu am subliniat observatiile novei V 1674 Her.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiTXSDU4D94UA_5b55nX8S_P8f3du0KlZWE0mNszLAu0szJWRnvpPnz56fBjnvfMdqwuZirZ8AQ0wGtgv1WVb03iKCSGJx6Es0gWRER-o0pg0msinoWg5-W6cdPDW04OABodYj84vGUbzw/s1378/Primele.obs.var..JPG" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="530" data-original-width="1378" height="246" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiTXSDU4D94UA_5b55nX8S_P8f3du0KlZWE0mNszLAu0szJWRnvpPnz56fBjnvfMdqwuZirZ8AQ0wGtgv1WVb03iKCSGJx6Es0gWRER-o0pg0msinoWg5-W6cdPDW04OABodYj84vGUbzw/w640-h246/Primele.obs.var..JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Primele mele (30) observatii de stele variabile<br />Rosu= nova V 1674 Her<br />Albastru= cu metoda Nijland<br />Verde= cu metoda Pickering si cu stele de comparatie AAVSO</td></tr></tbody></table><br /><p>Pentru o usoara nota ATM: iata mai jos niste poze ale raftului rotativ de oculare pe care l-am confectionat pentru montura ''pipe'' <i>Penelopa</i>. Raftul are opt locasuri pentru depozitarea de oculare : 2 poz/ standard 2''+ 3 poz/ standard 1.25''+ 3 poz/ standard 0.96''.</p><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgM4bRGXu5T9fQggAMAeOGOYzPYbIHSrr4vJkEKQKdlLQ-3pKNjOybvhfntJK5RgtC3qr0HiwqcEdQTfQ351PouYmz9ZUgIC6-uH1lOoctSs05AZHiIYBgJuk82-VdOnshp7zpfqBfSgnk/s2048/DSCN8115_683.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2048" data-original-width="1536" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgM4bRGXu5T9fQggAMAeOGOYzPYbIHSrr4vJkEKQKdlLQ-3pKNjOybvhfntJK5RgtC3qr0HiwqcEdQTfQ351PouYmz9ZUgIC6-uH1lOoctSs05AZHiIYBgJuk82-VdOnshp7zpfqBfSgnk/w480-h640/DSCN8115_683.JPG" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Doua poz/ std. 2'' = la dreapta<br />Trei poz/ std. 1.25''= la stanga<br />Trei poz/ std. 0.96''= dupa pilastru, partial acoperite de acesta</td></tr></tbody></table><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgxtaHLM-UEB5ZDviCTppuNuceI7ECZZK_ZLTAD36KYW_AYiw9UhXKJmFslI2Cailx5SHGgEP_Z3_Vm_AmCkzhRjmzGa7mYYOkX_VorRgt6_pExMxpBIHY4dOiw-fK2CWYCWPDTQqqViDQ/s2048/DSCN8124_692.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2048" data-original-width="1536" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgxtaHLM-UEB5ZDviCTppuNuceI7ECZZK_ZLTAD36KYW_AYiw9UhXKJmFslI2Cailx5SHGgEP_Z3_Vm_AmCkzhRjmzGa7mYYOkX_VorRgt6_pExMxpBIHY4dOiw-fK2CWYCWPDTQqqViDQ/w480-h640/DSCN8124_692.JPG" width="480" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">I love Astronomy !<br />Telescopes, very good for scratching !</td></tr></tbody></table><br /><p><br /></p><p><br /></p><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-37391369277475988832021-06-28T12:34:00.001+03:002021-07-12T22:59:39.544+03:00Expozitie foto si observatii astronomice urbane ale Astroclubului Galaxis Arad la ''La Bottega''<p>Avem planuri de viitor, daca timpul probabil va fi si favorabil !</p><p>Intentionam ca, odata cu vizionarea astrofotografiilor, sa facem observatii astronomice prin telescop : Luna, Jupiter, Saturn, stele duble, roiuri stelare si nebuloase ale cerului de vara ... si de seara !</p><p>Reiteram invitatia catre iubitorii cerului sa participe la actiunea organizata impreuna cu ''La Bottega'', pe Malul Muresului !</p><p><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiXooNhAOb03KwS7wEdudsG5Yy5L8T_CFNU1kn6V8KjNAMJyDzM5gsLoiKv1q2EA82HX5_duzYjSDDmsOUbni1RaZCtZypMvBtiyEjMvxM4rZ6LI-aPUXFMbvVzqdtAKbKy7k7hhxtSWfg/s933/image+%25281%2529.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em; text-align: center;"><img border="0" data-original-height="347" data-original-width="933" height="238" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiXooNhAOb03KwS7wEdudsG5Yy5L8T_CFNU1kn6V8KjNAMJyDzM5gsLoiKv1q2EA82HX5_duzYjSDDmsOUbni1RaZCtZypMvBtiyEjMvxM4rZ6LI-aPUXFMbvVzqdtAKbKy7k7hhxtSWfg/w640-h238/image+%25281%2529.png" width="640" /></a></p><p><br /></p><p>Recent, am invitat astronomii amatori, pe toti cei care iubesc cerul si astrele, sa participe la vernisajul expozitiei de astrofotografii a Astroclubului Galaxis care a avut loc Marti 29 Iunie a.c. la ora 18, ora de vara, la Libraria Carturesti din incinta Atrium Mall, etaj II.</p><p><br /></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhdO5Cqbg09hjwNhcqGMTDCMt-D_D1VH0L_qZSXMEwQwy1evBbQKr9fICttxudxHfYA-3nNVcyNk6FH3uNt1AMyOnSJutqkRUTLeh7MTeTcIUH2TcEOFUPXijkH-Kg3UK9C9dduBXbUiYU/s1200/expo+foto+iunie+2021.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1200" data-original-width="849" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhdO5Cqbg09hjwNhcqGMTDCMt-D_D1VH0L_qZSXMEwQwy1evBbQKr9fICttxudxHfYA-3nNVcyNk6FH3uNt1AMyOnSJutqkRUTLeh7MTeTcIUH2TcEOFUPXijkH-Kg3UK9C9dduBXbUiYU/w452-h640/expo+foto+iunie+2021.jpg" width="452" /></a></div><br /><p><br /></p><p>In loc de caviar si sampanie, s-au impartit portii substantiale de dor de stele si chef de observatii din belsug.</p><p>Expozitia de la Libraria Carturesti tine deja de istoricul astroclubului dar speram sa organizam altele in viitor.</p><p>Intalnirea cu astronomii amatori din astroclubul Galaxis a fost foarte placuta si motivanta.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFMsF523_3lX0dCx2l7CQ8YPdmx85i6Ak6F_3GqqKasvU9JBqvqpgnw9RUbXSLFV0SkrNQxMAII8rXENosk8_RQsRx7N8_f6yanR3RkxZFGAkwue4_kEH4DQFIxeptjc1GaQzAHZwFpgE/s2048/208859873_2975846602741756_7667471419509993958_n.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1338" data-original-width="2048" height="418" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFMsF523_3lX0dCx2l7CQ8YPdmx85i6Ak6F_3GqqKasvU9JBqvqpgnw9RUbXSLFV0SkrNQxMAII8rXENosk8_RQsRx7N8_f6yanR3RkxZFGAkwue4_kEH4DQFIxeptjc1GaQzAHZwFpgE/w640-h418/208859873_2975846602741756_7667471419509993958_n.jpg" width="640" /></a></div><br /><p><br /></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhzTx9bn3VUdv1d9zb-GF2fVOJ43OeQElubx2F3zWsF1ogGEETckU6Zzc6fJwOaM2r8f76mWE7ZRwV8R3ESwa9xtY431Dr2e5LLGEpcx6vMuW0LBHm0zwOLbgHZ4oC-HZUTlfIuxgGZjUA/s1962/210011635_2975846659408417_7885584563636225713_n.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1417" data-original-width="1962" height="462" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhzTx9bn3VUdv1d9zb-GF2fVOJ43OeQElubx2F3zWsF1ogGEETckU6Zzc6fJwOaM2r8f76mWE7ZRwV8R3ESwa9xtY431Dr2e5LLGEpcx6vMuW0LBHm0zwOLbgHZ4oC-HZUTlfIuxgGZjUA/w640-h462/210011635_2975846659408417_7885584563636225713_n.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Realizatorii astrofotografiilor : Eugen Balint- stanga, George Scrob -mijloc si Torma Csaba- dreapta</td></tr></tbody></table><br /><p><br /></p><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><p><br /></p><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-17981523419392997272021-06-18T21:14:00.002+03:002021-06-18T21:14:40.193+03:00Vega / Alfa Lirei / Alpha Lyrae si a patra stea ''debillissima'' din Eps 1-2 Lyrae<p> In seara de 16 Iunie am observat steaua <b>Vega </b>la grosismentul G=154x, obtinut cu ocularul Baader Mark III.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiEQGMc56vBgCLbr86c5fSXEFSqtvjQ-Azp3RIr1w8I3HGRuN5rfbqGikfa8RsR-tLD_gfU791xeeQBUY6CQoj-EROjpxScdBgDtTJzG8pmfy3FbouRdH6IkXVooH-LjHuKkUcy3_328DA/s1540/Vega.16.06.2021.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1540" data-original-width="1428" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiEQGMc56vBgCLbr86c5fSXEFSqtvjQ-Azp3RIr1w8I3HGRuN5rfbqGikfa8RsR-tLD_gfU791xeeQBUY6CQoj-EROjpxScdBgDtTJzG8pmfy3FbouRdH6IkXVooH-LjHuKkUcy3_328DA/w594-h640/Vega.16.06.2021.jpg" width="594" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Vega la G=154x</td></tr></tbody></table><br /><p>Companionul din stanga lui Vega presupun ca este H 5 39 de 9,5mv, cu separatia de 83,7'' , PA= 184 grade, dupa StelleDoppie.</p><p>La dreapta de steaua principala,cred ca am vazut companionul STFB 9 AE , cu separatia de 86,6'', PA=39 grade.</p><p>Un telescop mai ''maricel'' , sa zicem Blanco de 4 metri diametru, ar trebui sa vada acolo 18 componente.</p><p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjjfCcxlZ7rbudDQzaVtXfCddLtWi4YpWPxxYOg3zQI9s_RIbBMCjfXLnWJ1qg-lFCiADAIPMr-0axJWxRhoTraUzWiGRSOjGij6_cL8qWnpfwXHlqLQm2YPUOV7AyA9XqGLDSZxrdM_3s/s965/Vega.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="873" data-original-width="965" height="578" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjjfCcxlZ7rbudDQzaVtXfCddLtWi4YpWPxxYOg3zQI9s_RIbBMCjfXLnWJ1qg-lFCiADAIPMr-0axJWxRhoTraUzWiGRSOjGij6_cL8qWnpfwXHlqLQm2YPUOV7AyA9XqGLDSZxrdM_3s/w640-h578/Vega.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Vega , dupa StelleDoppie</td></tr></tbody></table><br />Eu, cu micul meu reflector , daca voi reusi sa vad STFB 9 AC si STFB CD voi fi din cale afara de multumit.</p><p>In aceeasi seara, la G=385x/ TS Planetary 3,2mm, am reusit sa vad o a patra stea ''debillissima'' in <b>''Dubla-dubla'' din Lira</b> , adica intre Epsilon 1, dubla nordica si Epsilon 2, dubla sudica.</p><p>Am evidentiat aceasta a patra steluta cu culoarea mov.</p><p>Marius Pirtac, un experimentat observator al cerului din forumul <i>astronomy.ro</i>, considera ca aceasta a patra stea ''debillissima'' este componenta H a sistemului Epsilon 1-2 Lyrae.</p><p>De ce am spus oare despre Marius ca este '' un experimentat observator al cerului'' ?</p><p>De prea multe ori, noi romanii, ne punem cenusa in cap, ne vaicarim si ne injosim singuri, fara sa-i bagam in seama pe cei de langa noi care ne dau motive de mandrie : in Mai , anul trecut, acest coleg de forum avea observate un numar de 37 de comete.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhL89Nl5gljxHliAwenI674aOHjod6cSGj5CBSGWU4fxd_yfMwYUj6k-7LWlTaxxyUFQGU6zgkXfYVm8BeTG3QO7cax2s59K9nBFjQKFoGomcx2gP0MFvRIcnOy8pnqmkKdCbBE64dJ0gw/s900/Dubla-dubla.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="636" data-original-width="900" height="452" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhL89Nl5gljxHliAwenI674aOHjod6cSGj5CBSGWU4fxd_yfMwYUj6k-7LWlTaxxyUFQGU6zgkXfYVm8BeTG3QO7cax2s59K9nBFjQKFoGomcx2gP0MFvRIcnOy8pnqmkKdCbBE64dJ0gw/w640-h452/Dubla-dubla.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Epsilon 1-2 cu 4 (patru) stele ''debillissima'': F, E, G si cea mov, presupusa a fi H <br />cu luminozitatea masurata intre 13,2mv si 13,9mv<br /><br /><br /><br /><br /></td></tr></tbody></table><br /><p>Iata mai jos sursa acestui subiect interesant, al stelelor ''debillissima'' , in cartea ''A Cycle of Celestial Objects'' a lui Admiral William Henry Smyth. Eu m-am inspirat dupa editia revazuta si adaugita a acestei carti de George F. Chambers.</p><p>De retinut ca Admiral Smyth numeste de mai multe ori steaua Epsilon 2 drept 5 Lyrae , dupa Flamsteed.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEggyTPD940tuTlJiF263z_pE5845A2UV-Y0C6JrN6PNM6xBiLV4KyJhAq7c1hPR86GHsld4K0JagLxl89i02pCrucWoiD5IuNZwRunpcIdAd_IN2848lpzV9XIWRfox2dTKtpSOx2nFeMs/s728/smyth.titlu.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="594" data-original-width="728" height="522" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEggyTPD940tuTlJiF263z_pE5845A2UV-Y0C6JrN6PNM6xBiLV4KyJhAq7c1hPR86GHsld4K0JagLxl89i02pCrucWoiD5IuNZwRunpcIdAd_IN2848lpzV9XIWRfox2dTKtpSOx2nFeMs/w640-h522/smyth.titlu.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Pagina de titlu : ''A Cycle of Celestial Objects''</td></tr></tbody></table><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhCgekVMPnC-7fUyU0EIeO_raCqrlo4sArosUFTssCh1sQpx6sl5AgEZNOezlxZFZq7hd7tgRix7tpr1uhdctOKlnlVlxCvLzp6GMVxGn9rHC6AVoovUjzifaChvQZuDM1s85Zeiqui4X8/s1450/stele+debillissima+smyth.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="803" data-original-width="1450" height="354" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhCgekVMPnC-7fUyU0EIeO_raCqrlo4sArosUFTssCh1sQpx6sl5AgEZNOezlxZFZq7hd7tgRix7tpr1uhdctOKlnlVlxCvLzp6GMVxGn9rHC6AVoovUjzifaChvQZuDM1s85Zeiqui4X8/w640-h354/stele+debillissima+smyth.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Despre sistemul Epsilon 1-2 Lyrae si stelele ''debillissima'' <br />in cartea ''A Cycle of Celestial Objects''</td></tr></tbody></table><br /><p>Sunt un fan ''inrait'' al observarii sistemului Epsilon 1-2 Lyrae si al stelelor ''debillissima'' dintre care, am vazut pentru prima data stelele F si E la 21 Aprilie 2011 cu dobsonianul ''Ratusca cea urata'' cu D= 125mm F/ 6,9.</p><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com1tag:blogger.com,1999:blog-8387312817478296025.post-44945764881586064332021-06-15T23:21:00.001+03:002021-06-18T20:25:32.011+03:00Nova Hercule 2021<p> Am observat Nova Hercules 2021 in noaptea de 14/15 Iunie a.c. la ora 0:40 ODV adica 21:40 UTC.</p><p>Incercarile de a o vedea cu binoclul Fujinon 7x50mm pus pe parghia binoculara nu au dus la nici un rezultat, nu se vedea nici o stea in apropierea lui FF Aquilae, in pozitia indicata in harta AAVSO pentru acest obiect.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhbTRKYXT-pqJ7NYzZ5lWjFisuekNXdaVAsi5wetqGENribCir6C2yceO7eYOT-YGbqgn_J8PW9fwpEXKErqiR3e351E7Ri38xDZ3gj_cLIaC0w7TbN___X5QDkzkFLFWY64ljMHYt33Sw/s710/Nova+Her.+AAVSO.png" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="710" data-original-width="568" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhbTRKYXT-pqJ7NYzZ5lWjFisuekNXdaVAsi5wetqGENribCir6C2yceO7eYOT-YGbqgn_J8PW9fwpEXKErqiR3e351E7Ri38xDZ3gj_cLIaC0w7TbN___X5QDkzkFLFWY64ljMHYt33Sw/w512-h640/Nova+Her.+AAVSO.png" width="512" /></a></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><p>Asa ca am schimbat instrumentul cu dobsonianul 200mm F/6.16.</p><p>A trebuit sa studiez temeinic zona pana ce am identificat asterismul trapezoidal in care se gaseste nova.</p><p>Am folosit ocularul LV 30mm pentru G= 41x , camp efectiv pe cer de 88 minute de arc.</p><p>Am facut desenul de mai jos care nu prezinta nici pe departe toate stelutele vizibile in camp ci doar stelele necesare pentru identificarea Novei Her.</p><p>Atat la 41x cat si la 154x, am vazut nova ca fiind de culoare oranj. Culoarea a iesit in evidenta fara efort, de indata ce asterismul de langa FF Aql a intrat in campul vizual.</p><p>Am notat stelele astfel :</p><p>a = 85</p><p>b=96</p><p>c=94</p><p>Am facut urmatoarele estimari de luminozitate :</p><p>a 2 N 8 b</p><p>care are ca rezultat o magnitudine de 8,78mv pentru Nova Her, la momentul observatiei.</p><p>Cealalta estimare de luminozitate a fost:</p><p>a 4 N 6 c</p><p>care duce la rezultatul de 8,86 mv.</p><p>Tinand cont de lipsa mea de experienta si facand media celor doua estimari, parerea mea este ca nova era de la 8,8mv.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjCa8KSrmXSaAHXRDBrzxOLNHxWpYQ4u-0QLfu6RC8EJYAlc2GzbG04XQJ0yVMKq7Asnjj95ZSLAGH5Rbn7Ww3y1MzQBXPw0o1ABX1GeWwqFoyX8xRbJOCj8pLAF-V1nhvNpnDynkEQH7o/s952/Nova.Her.v1.JPG" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="830" data-original-width="952" height="558" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjCa8KSrmXSaAHXRDBrzxOLNHxWpYQ4u-0QLfu6RC8EJYAlc2GzbG04XQJ0yVMKq7Asnjj95ZSLAGH5Rbn7Ww3y1MzQBXPw0o1ABX1GeWwqFoyX8xRbJOCj8pLAF-V1nhvNpnDynkEQH7o/w640-h558/Nova.Her.v1.JPG" width="640" /></a></div><br /><p>Am cautat in Aladin Lite, in fotografiile DSS2, zona Novei Hercules, in primul rand ca sa ma asigur ca am observat zona corecta. Am identificat in DSS2 asterismele din harta AAVSO si din desenul meu.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhp3bOFbgz1F7-9ou3dXXGVujWIGvddM0zbNgsSy57x_LnfjNMugIJ8lDz2Mh6mcyJq_kOZ04fw_5u3_500EQiqcwQNDGC380unW1g6MJZHrw-eQHkSRA42c8pHDsFWOpOZOEVPr6PIme4/s1536/Nova+Her+2021.aladin.JPG" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="864" data-original-width="1536" height="360" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhp3bOFbgz1F7-9ou3dXXGVujWIGvddM0zbNgsSy57x_LnfjNMugIJ8lDz2Mh6mcyJq_kOZ04fw_5u3_500EQiqcwQNDGC380unW1g6MJZHrw-eQHkSRA42c8pHDsFWOpOZOEVPr6PIme4/w640-h360/Nova+Her+2021.aladin.JPG" width="640" /></a></div><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><p>Apoi, cautand la coordonatele date de AAVSO si materializate - cu mica aproximatie - de catre reticulul mov, in cliseele DSS2 nu am gasit nici un obiect anterior aparitiei novei.</p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA_0zGXdIeyfYS_tshCuF-5vXXNWXeuttR53l896AAMAteQ0QwU0snSePLXQlRTdt5_F6uMnZTm_fygdkqj5DMy1nGOM70QO2SfcLKtCyGvVveqRbJvv31dRbOwTZROaAki3a9LksChp0/s796/COORD.COMP.JPG" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="535" data-original-width="796" height="430" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgA_0zGXdIeyfYS_tshCuF-5vXXNWXeuttR53l896AAMAteQ0QwU0snSePLXQlRTdt5_F6uMnZTm_fygdkqj5DMy1nGOM70QO2SfcLKtCyGvVveqRbJvv31dRbOwTZROaAki3a9LksChp0/w640-h430/COORD.COMP.JPG" width="640" /></a></div><br /><p>Actualizare : am reobservat Nova Her 2021 in seara zilei de Miercuri 16 Iunie a.c. la ora 23:40 ODV sau 20:40 UTC , folosind acelasi echipament.</p><p>Nova a scazut in stralucire, culoarea oranj nu se mai vedea la 41x ci abia la 154x.</p><p>Am facut o estimare de luminozitate, cu notatiile si magnitudinile AAVSO din desenul de mai sus :</p><p> c 4 N 6 b</p><p>care tradus in magnitudini inseamna ca la acel moment am vazut nova ca fiind de 9,6mv.</p><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-64289595970526134942021-06-12T00:16:00.000+03:002021-06-12T00:16:33.931+03:00Eclipsa de Soare din 10 Iunie 2021<p> Am fost norocos si am avut vreme buna Joi 10 Iunie pentru a vedea eclipsa.</p><p>Dimineata am participat la Catedrala Veche la liturghia sarbatoarii imparatesti ''Inaltarea Domnului'', urmata de o slujba de pomenire a eroilor cu ocazia Zilei Eroilor.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgjRXraPJj0fCqrB06eRwxVfyynPttifyKG61Gwc25gJOmJPo4JkxlMxkFrrSagV_imjC8Y8UFMQCsfWco9yJ5fE8J2UiS8rrFBobmm3RNCcOhbtrw_iFbbbYE8pNPfBEOw1yc55525oWk/s1322/Gustave_Dor%25C3%25A9_-_L%2527Ascension.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1322" data-original-width="800" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgjRXraPJj0fCqrB06eRwxVfyynPttifyKG61Gwc25gJOmJPo4JkxlMxkFrrSagV_imjC8Y8UFMQCsfWco9yJ5fE8J2UiS8rrFBobmm3RNCcOhbtrw_iFbbbYE8pNPfBEOw1yc55525oWk/w388-h640/Gustave_Dor%25C3%25A9_-_L%2527Ascension.jpg" width="388" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">L'Ascension - Gustave Dore</td></tr></tbody></table><br /><p>Ajuns acasa, am gasit telescopul aclimatizat la umbra.</p><p>L-am echipat pentru observatiile solare care au fost efectuate prin filtru solar Baader si diafragma extra-axiala de 60mm pe dobsonianul 200mm F/6,16.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgALYs-rcHqiEodTGbkyhyDUOBJnWbiGwVL16pLRs_c-tdedzyHBJ6Fp-vrHtb4ZCFdetL0hozmk0aNz2IZpq-k7IJ9iMXYpwPo73xvFbjC2lGYHtPT2svzmg1muOBHNyk3zf2FxkEa1MM/s1953/T200mm.dia.60mm.Soare.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1953" data-original-width="1578" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgALYs-rcHqiEodTGbkyhyDUOBJnWbiGwVL16pLRs_c-tdedzyHBJ6Fp-vrHtb4ZCFdetL0hozmk0aNz2IZpq-k7IJ9iMXYpwPo73xvFbjC2lGYHtPT2svzmg1muOBHNyk3zf2FxkEa1MM/w518-h640/T200mm.dia.60mm.Soare.JPG" width="518" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Dobsonianul 200mm adaptat pentru observatii vizuale prin filtru Baader si ocular Seben 8-24mm</td></tr></tbody></table><div><br /></div>La observatiile vizuale am folosit grosismente intre 51x si 154x , obtinute cu ocularul zoom Seben 8-24mm.<div><br /></div><div>Observatiile fotografice afocale au fost efectuate cu telefonul LG K7 atasat cu adaptor BTC la ocularul Plossl Sirius 25mm.</div><div><br /></div><div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhecQxSn42_SdI04yamWRv4lPBFNFrl9izW0u3cjXwDqYhicNUSP0S-Yf3E0yvK7SSWqkKpiSzFg3iR0VRbDHSsLwHDZLpKE8N5o620Z9JeRGx3Yoex9eUU6r2oUBQH0vwHlCD_EH4H8kg/s2028/T200mm.diafr60mm.K7.suport.BTC.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1113" data-original-width="2028" height="352" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhecQxSn42_SdI04yamWRv4lPBFNFrl9izW0u3cjXwDqYhicNUSP0S-Yf3E0yvK7SSWqkKpiSzFg3iR0VRbDHSsLwHDZLpKE8N5o620Z9JeRGx3Yoex9eUU6r2oUBQH0vwHlCD_EH4H8kg/w640-h352/T200mm.diafr60mm.K7.suport.BTC.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Telefonul K7,adaptorul BTC si ocularul Plossl 25mm , folosite la foto afocal<br /><br /></td></tr></tbody></table><br /> </div><div><br /><p>A fost impresionant sa urmaresc proiectia reliefului selenar pe discul Soarelui, vazut ca o zimtare a limbului selenar in zona de contact, cu o schimbare lenta dar continua a aspectului.</p><p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj0_5PLU00m01yrQI0JkkiuThuH04JyEqBTtZTcmf66Y0fEROxCIcEbM4slmorWxTxwMhFpWetkwPmvvDj6YbrTwgZO40tR4KLagMnR0Tv0C1BhQxzBE6lonIZjkDQCAlKVpplrsTw3Vwc/s2048/20210610_133730.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2048" data-original-width="1152" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj0_5PLU00m01yrQI0JkkiuThuH04JyEqBTtZTcmf66Y0fEROxCIcEbM4slmorWxTxwMhFpWetkwPmvvDj6YbrTwgZO40tR4KLagMnR0Tv0C1BhQxzBE6lonIZjkDQCAlKVpplrsTw3Vwc/w360-h640/20210610_133730.jpg" width="360" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Eclipsa de Soare 10 Iunie 2021, ora 10:37 TU</td></tr></tbody></table></p><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhMZWiPjDCv0UkKbqF0J_lBrsDlhAQw3nIqnpV0X5zmXiI4mL863dIE5HiCegXegO-_89sgfSLRVGWZFFfI-FgJNo3nTD9PrJLjUcTMtdzjRZI9wpv-lFkojrIR8ml51k07JCFADGl-vQ4/s2048/20210610_133927.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="2048" data-original-width="1152" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhMZWiPjDCv0UkKbqF0J_lBrsDlhAQw3nIqnpV0X5zmXiI4mL863dIE5HiCegXegO-_89sgfSLRVGWZFFfI-FgJNo3nTD9PrJLjUcTMtdzjRZI9wpv-lFkojrIR8ml51k07JCFADGl-vQ4/w360-h640/20210610_133927.jpg" width="360" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Eclipsa de Soare 10 Iunie 2021 , ora 10:39 TU</td></tr></tbody></table><br /> <p></p></div>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com1tag:blogger.com,1999:blog-8387312817478296025.post-3206675688146362502021-05-31T23:29:00.000+03:002021-06-04T17:53:46.043+03:00Cateva rezultate recente/ Some recent results<p style="text-align: center;"> </p><p style="text-align: center;"> <table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgsrDGgjN5l6iuNNqPZKjdvs95D4cjktJHxE_wprzjc_W3XmnlGFJ8AJoeN6kzD9_3k94ocTUF-zfvDTZztgEm5jTKgag66SH-40coWu0EOm2ye1PQNKhYcudySWpWeJyArgH-4CpIe4VU/s506/NGC3945.png" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="402" data-original-width="506" height="508" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgsrDGgjN5l6iuNNqPZKjdvs95D4cjktJHxE_wprzjc_W3XmnlGFJ8AJoeN6kzD9_3k94ocTUF-zfvDTZztgEm5jTKgag66SH-40coWu0EOm2ye1PQNKhYcudySWpWeJyArgH-4CpIe4VU/w640-h508/NGC3945.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">NGC 3945, T200mm, 16 Mai 2021</td></tr></tbody></table><br /></p><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiGCoFfxtynCKhYppC3jaRs5fsVVsd_7ve-mu_gB5gEQ_05CDazfhBp-oCvxsVdgs-iubbnL4xIabUgXc7HqiKgSMUVbFHmqJn_wRwx1WUC6x1yPKSnFIaKhcptwH87PzKuRZ5TH4v-7es/s484/NGC3613.png" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="401" data-original-width="484" height="530" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiGCoFfxtynCKhYppC3jaRs5fsVVsd_7ve-mu_gB5gEQ_05CDazfhBp-oCvxsVdgs-iubbnL4xIabUgXc7HqiKgSMUVbFHmqJn_wRwx1WUC6x1yPKSnFIaKhcptwH87PzKuRZ5TH4v-7es/w640-h530/NGC3613.png" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">NGC 3613 , Dobsonian 200mm, 16 Mai 2021</td></tr></tbody></table><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjLsfFahMLtCFFHsiSg3vi06YZyTfSENbGWk3HQgNWkP1mcL3j8uGB02wBeGyWvwfnVqQbJnMCLWt5grqWfbW3QXg668qgB0YezxE9JOM-s-BbEL_vhMG17lXZ1NmuykkXdv127A7UaGqg/s641/NGC3610.png" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="641" data-original-width="516" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjLsfFahMLtCFFHsiSg3vi06YZyTfSENbGWk3HQgNWkP1mcL3j8uGB02wBeGyWvwfnVqQbJnMCLWt5grqWfbW3QXg668qgB0YezxE9JOM-s-BbEL_vhMG17lXZ1NmuykkXdv127A7UaGqg/w516-h640/NGC3610.png" width="516" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">NGC 3610, T200mm, 16 Mai 2021</td></tr></tbody></table><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_hOjefqSi4T0Vm0SRnmnQR7leCQb7P8v3q5UxBUDELYCO6wAzMmWWLbjG3U03REoMS24AFeAtSPWq2NvitHoF6bGSdKF8s9YHokjq2QqjkaeXbiEGuZiMHAWFesDk7dtPkqTZUhlA9n0/s2048/Antares-Scorpio.25.Mai.2021.DSCN8103_671.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_hOjefqSi4T0Vm0SRnmnQR7leCQb7P8v3q5UxBUDELYCO6wAzMmWWLbjG3U03REoMS24AFeAtSPWq2NvitHoF6bGSdKF8s9YHokjq2QqjkaeXbiEGuZiMHAWFesDk7dtPkqTZUhlA9n0/w640-h480/Antares-Scorpio.25.Mai.2021.DSCN8103_671.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Scorpio, Antares , 25 Mai 2021</td></tr></tbody></table><br /><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbR1E8eWmVF30t1PNNXED-ynTFW9LlnF4pOzxDlXQ630QdgO9bHokDxcY6OjitV_yATvTdSo3fN3GXdea0EZKcoKRuMCalRmTnzEZ_A7Ku2cGCFtIkSjjj7FZ4_8Dvie7isZB6j0OlZKE/s2048/Coroana.+selenara.25Mai2021.DSCN8078_653.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="300" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbR1E8eWmVF30t1PNNXED-ynTFW9LlnF4pOzxDlXQ630QdgO9bHokDxcY6OjitV_yATvTdSo3fN3GXdea0EZKcoKRuMCalRmTnzEZ_A7Ku2cGCFtIkSjjj7FZ4_8Dvie7isZB6j0OlZKE/w400-h300/Coroana.+selenara.25Mai2021.DSCN8078_653.JPG" width="400" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Coroana lunara, 25 Mai 2021</td></tr></tbody></table><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjn3NJLcnEkdIjIJ3d3LszvHaEgndYf72YToIDTibNSeL1336msrjZCtlUmKRuv0sqw7nHjbCbSQrCezpGDcoi2Sl5dx3DD238WwXl1c14qtAMhKlM7UOKwbTD_5aidI97FDY-ITz9ZRJI/s2048/Coroana.+selenara.25Mai2021.DSCN8079_654.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1536" data-original-width="2048" height="480" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjn3NJLcnEkdIjIJ3d3LszvHaEgndYf72YToIDTibNSeL1336msrjZCtlUmKRuv0sqw7nHjbCbSQrCezpGDcoi2Sl5dx3DD238WwXl1c14qtAMhKlM7UOKwbTD_5aidI97FDY-ITz9ZRJI/w640-h480/Coroana.+selenara.25Mai2021.DSCN8079_654.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Coroana lunara, 25 Mai 2021<br /><br /></td></tr></tbody></table><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgol1gWX-or1BOXad7XQtJ-PDHm3d1jx5C6LfQ1SqS6y5IZw3Hzw5gzKh2ADKn4R8mYjZieLMSBdWgDu_Ok0jsm7MePLHvFNN0TX4z9o73bmy1d1l8Kyi_Pxuc43NV6FSTq6USfPIIo0P4/s1253/20210527_212403.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="1253" data-original-width="705" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgol1gWX-or1BOXad7XQtJ-PDHm3d1jx5C6LfQ1SqS6y5IZw3Hzw5gzKh2ADKn4R8mYjZieLMSBdWgDu_Ok0jsm7MePLHvFNN0TX4z9o73bmy1d1l8Kyi_Pxuc43NV6FSTq6USfPIIo0P4/w360-h640/20210527_212403.jpg" width="360" /></a></div><p style="text-align: center;">Raft rotativ de oculare pentru montura pipe Penelopa 1,5''</p><p style="text-align: center;">Home-made revolving eyepiece shelf</p><br /><p style="text-align: center;"><br /></p><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><div class="separator" style="clear: both; text-align: center;"><br /></div><br /> <p></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-17077314747130116292021-04-25T18:19:00.004+03:002021-05-06T01:17:08.005+03:00O observatie a Novei Cas 2021 alias V1405 Cas<p>In seara zilei de Miercuri 24 Martie 2021, de la 17:30 la 19:00 UT (aproximativ), m-am ocupat cu ''afacerea Nova Cas''.</p><p>Vă spun sincer că a fost mult mai greu de găsit decât era de așteptat.</p><p>Colțul curții mele, de unde se putea observa Nova Cas, este inundat de lumină stradală.</p><p>Am folosit luneta ''zoth'' 90x600mm în modul ST (adica fara diagonala).</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhgdxWS1TAYQUjMYe4Ix1QL7y7Ao9EwV19vvfPimTc6Vz9OXz9CQiYEuSUjzn8varu7RPvoNw2i9Ev5UzRAvssMcuq_uzrk0GtQkucWyboRHh5f8ZlMcO-xKEQyYl-4PJsqdDQ1mvdPHk/s900/Luneta+zoth+90x600mm.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="900" data-original-width="603" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhgdxWS1TAYQUjMYe4Ix1QL7y7Ao9EwV19vvfPimTc6Vz9OXz9CQiYEuSUjzn8varu7RPvoNw2i9Ev5UzRAvssMcuq_uzrk0GtQkucWyboRHh5f8ZlMcO-xKEQyYl-4PJsqdDQ1mvdPHk/w428-h640/Luneta+zoth+90x600mm.JPG" width="428" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Luneta ''zoth'' 90x600mm</td></tr></tbody></table><br /><p>Am găsit asterismul pe care-l numesc ''Fulgerul/Thunderbolt'' la 20x, obținut cu ocularul de 2 "LV 30mm într-un câmp de 3 grade. Folosesc acest asterism pentru a gasi roiul deschis Messier 52 deoarece alerta despre Nova Cas 2021 spunea ca aceasta se vede in imediata apropiere a acestui roi.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEit2xz04puPWwDgtjivhK62wWI4l-dwu-3dUvONTZWehLumlCqhzLsQg7Fd-A-a_-oghpO5iH_twTfI4nk4LGnIRzXu6nnVK5zp9p0qHkkrZ0hIKoODOi8_-ybfEKmqqsMRQCvwNhssk1M/s1464/Nova+Cas+2021.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="736" data-original-width="1464" height="322" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEit2xz04puPWwDgtjivhK62wWI4l-dwu-3dUvONTZWehLumlCqhzLsQg7Fd-A-a_-oghpO5iH_twTfI4nk4LGnIRzXu6nnVK5zp9p0qHkkrZ0hIKoODOi8_-ybfEKmqqsMRQCvwNhssk1M/w640-h322/Nova+Cas+2021.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">Harta de cautare a Novei Cas 2021</td></tr></tbody></table><p><br />Pentru restul observatiei am folosit ocularul zoom Mark III de la Baader, de 8-24mm, la 75x /8mm intr-un camp de 56 de minute.</p><p>Am făcut o estimare de magnitudine a Novei Cas 2021 folosind stelele HIP 115566 HIP (a) și 115691 (b) ca stele de comparatie. Estimarea mea este următoarea:</p><p>a 7 Nova Cas 3 b</p><p><br /></p><p>a = HIP 115566 = 8,95 mv</p><p><br /></p><p>b = HIP 115691 = 6,6mv</p><p><br /></p><p>a-b = 8,95 - 6,6 = 2,35mv</p><p><br /></p><p>2,35 / 10 = 0,235</p><p><br /></p><p>0,235x7 = 1,645</p><p><br /></p><p><b>8,95 - 1,645 = <u>7,305 mv = Nova Cas 2021</u></b></p><p>8.9</p><p>sau</p><p>0,235x3 = 0,705</p><p><br /></p><p><b>6,6 + 0,705 = <u>7,305 mv = Nova Cas 2021 la 24 martie 2021 @ 18:30 UT</u>.</b></p><p>Pe situl AAVSO, rapoartele de observatii ale acestei nove se opresc la 19 Martie.</p><p>Asadar nu am putut compara rezultatul meu cu altele pentru a vedea cat de aproape (sau de departe) este estimarea mea fata de cele ale observatorilor cu experienta in domeniul stelelor variabile.</p><p>La momentul scrierii celor de mai sus, Stellarium afiseaza valoarea de 8.72mv pentru obiectul V1045Cas alias Nova Cas 2021.</p><p><b><br /></b></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0tag:blogger.com,1999:blog-8387312817478296025.post-47763476337899384512021-04-23T20:10:00.001+03:002021-04-23T20:11:07.498+03:00Lista observatiilor 25 Februarie - 21 Aprilie 2021<p> Am fost ocupat in ultima vreme si nu am publicat rapoartele de observatii, ultimul prezentat fiind cel de pe 24 Februarie.</p><p>Desi observatii astronomice am facut, dupa cum urmeaza:</p><p>- Joi 25 Februarie, cu dobsonianul D=200mm</p><p>-Vineri 26 Februarie, cu dobsonianul D=200mm</p><p>-Sambata 27 Februarie, cu newtonianul D=125mm F/4.5</p><p>-Duminica 28 Februarie, cu dobsonianul D=200mm</p><p>-Luni 1 Martie , cu dobsonianul D=200mm</p><p>-Marti 2 Martie, cu dobsonianul D=200mm</p><p>-Miercuri 3 Martie, cu dobsonianul D=200mm</p><p>-Sambata 6 Martie, cu dobsonianul D=200mm</p><p>-Duminica 7 Martie, cu dobsonianul D=200mm si binoclul Sakura 9x60mm</p><p>-Miercuri 24 Martie, cu luneta ''zoth'' 90x600mm si cu dobsonianul D=200mm</p><p>-Vineri 26 Martie, cu dobsonianul D=200mm</p><p>-Miercuri 31 Martie, cu dobsonianul D=200mm</p><p>-Vineri 2 Aprilie, cu dobsonianul D=200mm</p><p>-Luni 5 Aprilie, cu dobsonianul D=200mm</p><p>-Vineri 9 Aprilie, cu dobsonianul D=200mm</p><p>-Sambata 10 Aprilie, cu dobsonianul D=200mm</p><p>-Miercuri 21 Aprilie, cu luneta ''zoth'' 60x828mm</p><p>La 21 Aprilie, pe un cer foarte mohorat, iluminat de Luna, cu transparenta scazuta din cauza paclei atmosferice, am observat stelele duble din tabelul de mai jos.</p><p>La intocmirea tabelului in baza notitelor ,am aflat de pe situl Stelle Doppie ca am ajuns si cu luneta de 60x828mm in apropiere de limita de rezolutie.Steaua Xi Ursa Majoris, numita si Alula australis, are o separatie afisata de 2.16'' iar la rubrica ''Precise separation'' apare valoarea de 2.09''. </p><p>Nu-i rau pentru o luneta de 60mm !</p><p>Am folosit exclusiv oculare Plossl:</p><p>- ''Sirius'' Plossl 25mm pentru G=33x</p><p>-''Sirius'' Plossl 10mm pentru G=83x</p><p>-''Celestron'' Plossl pentru G= 138x</p><p>Am scris ca <i>''am ajuns si cu luneta 60x828mm in apropiere de limita de rezolutie''</i> deoarece cu dobsonianul 125mm F/6.9 am rezolvat stele duble de 0.9'' iar cu cel de 200mm am rezolvat stele duble cu separatia de 0.6''.</p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhHRO1X8Plg4pZ9vzX5r2Bx8RrlpjPPQbqZByyEQcbnvcmb0g3N7_iitjlnQOKuD9O3kI8qTEunhs5eCYFtg1J4F881R5PdYlMCCEmvSEUmgVkA_q7SuXrFzRVEERegEvcH__gxGlSdA2c/s895/L+zoth+60X828mm.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="895" data-original-width="520" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhHRO1X8Plg4pZ9vzX5r2Bx8RrlpjPPQbqZByyEQcbnvcmb0g3N7_iitjlnQOKuD9O3kI8qTEunhs5eCYFtg1J4F881R5PdYlMCCEmvSEUmgVkA_q7SuXrFzRVEERegEvcH__gxGlSdA2c/w372-h640/L+zoth+60X828mm.JPG" width="372" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br />Luneta ''zoth'' 60x828mm</td></tr></tbody></table><br /><p><br /></p><p>Observatiei de Miercuri 21 Aprilie i-am adaugat o nota Deep Sky, sau pe romaneste de cer profund, reusind sa revad roiurile stelare globulare Messier 3 din Cainii de vanatoare, Messier 53 din Coma Berenices si Messier 13 din Hercule. </p><p>Roiul stelar deschis Mel 111 din Coma Berenices are un diametru prea mare pentru a fi cuprins in intregime de ocularul Sirius Plossl 25mm la 33x, asa ca l-am observat pe portiuni.</p><table cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhJ46kTkV_5EbVISQwCYrGuKrtNPyPJXSGFeUltCo1ISeySsbKdpAQYjUrJxKtpT_JZcULpQeV1cwmYFHknja5tvfLNrXYeWz6ccYJrAyZn34BPK45ay29xu040SkY_TYkp6E3iEhgtXss/s1543/duble.21apr.2021.JPG" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="686" data-original-width="1543" height="285" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhJ46kTkV_5EbVISQwCYrGuKrtNPyPJXSGFeUltCo1ISeySsbKdpAQYjUrJxKtpT_JZcULpQeV1cwmYFHknja5tvfLNrXYeWz6ccYJrAyZn34BPK45ay29xu040SkY_TYkp6E3iEhgtXss/w640-h285/duble.21apr.2021.JPG" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><br /><div style="text-align: left;">Stele duble observate la 21 Aprilie 2021 cu luneta ''zoth'' 60x828mm</div></td></tr></tbody></table><br /><p><br /></p><p> </p><p><br /></p><p><br /></p><p><br /></p>Mirceahttp://www.blogger.com/profile/13692451008948505840noreply@blogger.com0