24 mars 2012
Call for CH cyg observation
A call for observations of the famous symbiotic star, one of the brightest, CH cyg has been launched by Margaritta Karovska. This is to support observations planned for the next two weeks in X ray (CHANDRA) and otical/UV (HST) domains.
Observations are gathered on this page by the ARAS group http://www.astrosurf.com/aras/surveys/chcyg/index.html
A run of three weeks of observations is ongoing with my eshell spectrograph and 0.35m LX200 telescope.
I organized my observing session is divide in two parts. First part until... [Lire la suite]