Date: 2012 07 19
Location: Hong Kong
Telescope: Pantex 75
Focal length: 500mm
Camera: Lumenera
Filter: Coronado SolarMax 40 H-alpha
Blocker: Coronado 10mm Blocking Filter
Exposure: 1/30
No. of stack: 200-300
Processed by Photoshop
正在瀏覽這個版面的使用者:沒有註冊會員 和 4 位訪客