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土星, Saturn UT 2020/07/12: 15h22m, Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.=400cm, with 2x Powermate, E.F.L.= 8 meters, Losmandy G-11 Equatorial Mount with motor drive. Camera QHY 5III 224 Color Cam, frame size 592x320 px, Shoot by FireCapture at Gamma=100, Gain=38, Expo= 12ms/frame, frame rate=90 frames/sec, RGB & avi format, stack and process 25% best frames in 9898 frames, with Software AstroStackert 3 , wavelet with RegiStax V.6, final touch by Microsoft photo. Atmospheric condition: Transparent: 7/10, Seeing: 7/10, between moving clouds. Equipment borrowed from Mr. Ng. The photo was taken at Kennedy Town堅尼地城, Hong Kong.
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發表於 2020-7-13 08:23:59