NGC 6960 (HaO3LRGB) Western Veil Nebula
2018년 10월 12,13,19,20일 / 경북 영천 GSO 10'' RC carbon /c HD58RC reducer @ f6.4 (FL1600mm) Ha 1200s x 8 / O3 1200s x 8 / L 900s x 12 / R 600s x 12 / G 600s x 12 / B 600s x 12, All Bin1 Total 860min (14h 20m) QHY16200a(-30도) Rainbowastro RST400 Equatorial Mount Off-axis guide / 1 sec normal speed / MaximDL multistar guide /c QHY178M bin2 LRGB 데이터가 풍부하..