NGC 2207
R = Hα+R, G = OIII+G, B = OIII+B,
Hα = 5 hours, OIII=5.25 hours, R = 1.5 hours, G = 1.5 hours, B = 2 hours (in guided 15-minute subexposures)
R = Hα+R, G = OIII+G, B = OIII+B,
Hα = 5 hours, OIII=5.25 hours, R = 1.5 hours, G = 1.5 hours, B = 2 hours (in guided 15-minute subexposures)