C.L.Chan 發表於 2019-10-10 22:26:03

濕海, 雲海 及腐沼 的交界處

濕海(左), 雲海(右) 及腐沼(下) 的交界處. 焦點在濕海平原的多條皺摺紋, 及交界處的3條相似排列的地殼裂開的地塹.
Intersection of Mare Nubium, Mare Humorum and Palus Epidemiarum, 2019/10/09 HKT: 21h17m, Telescope TEC Maksutov-Cassegrain MC200/20, 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=48, Expo= 0.17ms/frame, Gamma=112, frame rate=30-107 frames/sec, avi format, stack and process 36% best frames in 4603 frames,¬ with Software AstroStackert 3 , wavelet with RegiStax V.6 , final tough 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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