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隕坑輻射紋第二. 三名, 當推風暴洋中的哥白尼隕坑(右), 及開普勒隕坑(左),留意蛇谷區呈長方形. Rays of Copernicus & Kelper, UT: 2020/11/02,15h00m, Telescope: Astro Physics, Star 12 ED, D=12cm, F.L.=102cm, PrimeFocus, Losmandy G-11 Equatorial Mount with motor drive. Camera QHY 5III 224 Color Cam, Shoot by FireCapture at Gamma=100, Gain=40, Expo= 0.26ms/frame, framerate=100 frames/sec, RGB & avi format, stack and process 80% best frames in1801 frames, with Software AstroStackert 3 with DSR, wavelet with RegiStaxV.6, final touch by Microsoft photo.Atmospheric condition: Transparent: 8/10, Seeing: 7/10, Equipment borrowedfrom Mr. Ng. The photo was taken at Kennedy Town堅尼地城, Hong Kong.
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發表於 2020-11-3 10:39:47