C.L.Chan 發表於 2019-11-11 10:15:33


哥白尼隕坑的輻射紋 , 在風暴洋中可稱老大.Radiation of Crater Copernicus, 2019/11/14 HKT:19h11m, 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=35, Expo= 0.3 ms/frame, Gamma=112,frame rate=23 - 27 frames/sec, avi format, stack and process 30% best in 820frames, with Software AutoStakkert 3 , wavelet with RegiStax V.6, final touchby Microsoft Photo, Atmospheric condition : Transparent : 8/10, Seeing : 8/10.Equipment borrowed from Mr. Ng. Photo taken at Kennedy Town 堅尼地城, Hong Kong.
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