Abell 1656, Coma cluster
Camera: Atik 314 LC
Coma Berenices
38x10 min, flats
7/4, 8/4, 12/4 2010
Guiding: Qcam5
Telescope: WO FLT98 triplet APO
Guidescope: Skywatcher ED80
WO reducer, flattener