Combination of 21, 5 minute images using an H-alpha filter.
SBIG ST-8E CCD. 5" f/5 refractor at prime focus.
vdb 93, also known as Gum 1, is a faint emission nebula in Monoceros, very close to the more well-known "Seagull nebula" IC 2177. It marks the head of the seagull.