Comet C/2012 S1 (ISON) is a sungrazing comet discovered on 21 September 2012 by Vitali Nevski, and Artyom Novichonok
ISON. The discovery was made using the 0.4-meter (16 in) reflector of the International Scientific Optical Network near Kislovodsk, Russia and the automated asteroid-discovery program CoLiTec
Good ISON information websites
Celestial Sign Posts
This week ---Looking south at 8 - 12 pm, in December
The Winter 6 (11:00 PM PST)
Map made with Cartes du Ceil, animated in Photoshop.