NGC 6946, Spiral Galaxy in Cepheus
Image acquired at the Nighthawk
Observatory
LRGB = 240:60:30:30 minutes
Image data acquired remotely using
CCDAutoPilot2
RCOS 20RC f/8 Carbon Truss Ritchey-Chrétien with
RCOS Field Flattener
/ Corrector.
Software Bisque Paramount ME, SBIG
STL-11000XM
copyright Robert Gendler 2005