– Date : 2018/2/16 , 3. 10
– Site : South Korea Ganghwa
– Telescope : GSO RC6″

– Mount : Greego-HD17
– Sensor : ZWO ASI 1600mm-c (-15도)
– Guiding : ASI 120mm-s/Off-axis guide

–  L 16 x 600sec(1bin) RGB 16 x 600sec(2bin)

– Calibration : (dark 10, bias 15, flat X)

– S/W : Pixinght, Photoshop CS6