Area: Tai Po
Scope: 80APO
Reducer: Telvue 0.80X flattener
Mount: Vixen Sphinx SXD
Camera: Canon 50D
Filter: V4
Light frame: Total 2hr 45min 30sec
Dark frame: Yes
Flat and Bias frame: Yes
Autoguide: LVI-II
平安夜,出動夜!平安夜天氣尚算 O.K.,天頂都幾清!拍了一幅玫瑰玫瑰我愛你!
其實當晚想拍超過 4 小時版本,但 mount 一過中天後, flip 過來再跟時;有可能拖著東西,所以很多張拉線報癈!
