19 février 2013
The 2011 Periastron Passage of the Be Binary delta Scorpii, Final publication
Anatoly Miroshnichenko publication "The 2011 Periastron Passage of the Be Binary delta Scorpii" is available on arXiv http://arxiv.org/abs/1302.4021 Many amateurs has contributed to this campaign. 50% of the sepctra are from Amateur, about 300. A lot of questions are still in the air as a third component is possible. So rendez vous in 8 years. Publication in ApJ is scheduled in April. I was particpating to this campaign both at IAC80, with Anatoly, Alberto, Jose for ten days in July 2011, and with my own spectroscpe... [Lire la suite]
11 juillet 2011
IAC 80 Video
Some youtube videos of our Team, Telescope and Teide observatory.