– Date : 2017/9/23
– Site : 강화
– Telescope : AT-65q
– Sensor : ZWO ASI 1600mm-c (-15도)
– Guiding : ASI 120mm-s/비축
– Calibration : (dark 12, bias 15, flat X)
– S/W : Pixinght, Photoshop CS6
– Ha 7x300sec(1bin)/S2 8x300sec(2bin)/O3 6x300sec(2bin)
** 게인 139, 옵셋 21**