09 février 2013

End of outburst for OT Gem

OT Gem was detected in outburst during mid 2011 January. See here for details. OT Gem a été vu en outburst durant la mi Janvier 2011. Voir ici Tonight, last OT Gem observation, show that 2011 outburst has ended. Circumstellar disk has vanished after nearly two years of existence. Ce soir la dernière observation montre une fin d'outburst pour OT Gem. Aprés 2 ans, le disque circumstellaire créé par son dernier outburst s'est évaporé. This process occured progressively during the last two years. The circumstellar disk was not... [Lire la suite]
Posté par gabalou à 23:18 - - Commentaires [0] - Permalien [#]
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16 janvier 2011

OT gem outburst !

OT gem, HD58050, Be star, has ran in activities. Double Ha peak get stronger in my last spectra.There is not a lot of spectra available in Bess, but such activities were seen from 1996 to 2001 by Valerie Desnoux and Christian Buil. Intensives observations are needing to constrain a possible period of the phenomena. http://arasbeam.free.fr/spip.php?page=beam_spectra&etoile=327 http://astrosurf.com/buil/becat/58050/58050.htm   _hd58050_20110114_979   It's always a great pleasure to observe such regain of a... [Lire la suite]
Posté par gabalou à 19:03 - - Commentaires [2] - Permalien [#]
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