NGC 6164
Ha = 4 hours, OIII = 4 hours,
R = 1.5 hours, G = 1.5 hours, B = 1.5 hours
(in guided 30-minute subexposures)
Ha = 4 hours, OIII = 4 hours,
R = 1.5 hours, G = 1.5 hours, B = 1.5 hours
(in guided 30-minute subexposures)