SH2-308 큰개자리 초신성잔해 O3HOO + RGB
2019. 1. 2~3 강원도 홍천군 내면 방내리관측소(-18°C)
WO Star71 + ZWO ASI183MM Pro(-14°C gain-270 offset-10)
Celestron OⅢ(8.2nm) / light 9 / 1x1 bin / 900.0 sec
Orion H-Alpha (7nm) / light 5 / 1x1 bin / 900.0 sec / 각 dark 20 bias 20
WO FLT110 Light(front masking A100mm F7.7) + modified Sony A7s
Idas LPS-D1 / light 36 / 180.0 sec / ISO 6400
Off Axis Guider TSOAG9 / QHY5L-II-M / PHD2 guiding / Ioptron IEQ45 Pro
Astro Photography Tool 촬영, DeepSkyStacker 합성, Photoshop 보정
