RCOS 12.5 inch F/9 RC, SBIG ST-8 CCD, L:90 mins, RGB 15 mins, 2x binned in very poor seeing.
M76, Little Dumbbell Nebula
Amateur CCD Astronomy
By Richard D. Jacobs, M.D.
By Richard D. Jacobs, M.D.
RCOS 12.5 inch F/9 RC, SBIG ST-8 CCD, L:90 mins, RGB 15 mins, 2x binned in very poor seeing.