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月溪清晰易辨

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發表於 2020-7-30 09:45:37 | 顯示全部樓層 |閱讀模式
阿爾卑斯大峽谷(右上斜走)中的月溪清晰易辨. 中右是卡西尼隕, 後來有兩的中型隕石打在其中. Crater Cassini, a crater in the middle right which has two craters inside. UT 2020 07 28, 20h19m, 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, Capture with FireCapture, Shoot at Gamma=100, Gain=40, Expo= 0.18ms/frame, avi format, stack and process 30% best frames in 1803 frames by free Software AutoStakkert 3, wavelet with RegiStax V.6, Final touch by Microsoft Photo software. Atmospheric condition: Transparent: 7¬/10, Seeing : 8/10. Equipment borrowed from Mr. Ng. The photo was taken at Kennedy Town 堅尼地城, Hong Kong.
vallis apes 2020 07 28 Ut 12h19m Sea of rain Ms.jpg
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