– Date : 2017/9/15
– Site : 강화도
– 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 10x300sec(2bin)/S2 9x300sec(2bin)

** 게인 139, 옵셋 21**