Type Location r.a. dec. Size Magnitude Distance Galaxy Coma B 12h13.8 +14°54' 9.5' x 3.2' 10.1 36 Mly   Date Telescope Binning Exp Time (s) Special processing Notes 03 31 03 Centurion 18" L 1:1 RGB 3:1 L 3x300 R,G,B 300 LRGB, Max Entropy, DDP