C.L.Chan 發表於 2019-11-8 22:29:16


腐沼, 在中央, 左上是濕海, 右上是雲海. 它的直徑是 286 km.Palus Epidemiarum,2019/11/08 HKT: 19h43m, Telescope TEC Maksutov-Cassegrain MC200/20,D=20cm, F.L.= 400cm, Losmandy G-11 Equatorial Mount with motor drive. CameraQHY 5III 224 Color Cam, frame size 1280 x 960 px, Shoot at Gain=40, Expo= 0.29ms/frame, Gamma=112, frame rate=23 frames/sec, avi format, stack and process 25%best in 824 frames, with Software AutoStakkert 3 , wavelet with RegiStax V.6,final touch by Microsoft Photo, Atmospheric condition : Transparent : 8/10,Seeing : 7/10. Equipment borrowed from Mr. Ng. Photo taken at Kennedy Town 堅尼地城, Hong Kong.
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