你看到阿爾卑斯大峽谷中月溪嗎?
本帖最後由 C.L.Chan 於 2019-11-6 09:31 編輯今晚風大, 視寧度不大好, 想不到疊相軟件的功能如此大, 在 400 cm 的焦距下可捉到它.Rima inside Vallis Alpes, 2019/11/05 HKT: 19h12m, Telescope TEC Maksutov-CassegrainMC200/20, D=20cm, F.L.= 400cm, Losmandy G-11 Equatorial Mount with motor drive.Camera QHY 5III 224 Color Cam, frame size 1280 x 960 px, Shoot at Gain=40,Expo= 0.5ms/frame, Gamma=112, frame rate=25-117 frames/sec, avi format, stackand process 21% best in 2668 frames, with Software AutoStakkert 3 , waveletwith RegiStax V.6 , Atmospheric condition : Transparent : 8/10, Seeing : 6/10.Equipment borrowed from Mr. Ng. Photo taken at Kennedy Town 堅尼地城, Hong Kong
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