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哥白尼 & 愛拉托遜

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發表於 2020-10-28 09:40:33 | 顯示全部樓層 |閱讀模式
在風暴洋中最搶眼的是哥白尼隕坑(), 及愛拉托遜(), Copernicus Crater (Dia.93km, deep 3.8km) & Eratosthenes Crater, UT 2020/10/26: 12h22m, Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.=400cm, LosmandyG-11 Equatorial Mount with motor drive. Camera QHY 5III 224 Color Cam,  Shoot by FireCapture at Gamma=100, Gain=38,Expo= 0.3ms/frame, frame rate=20 frames/sec, RGB & avi format, stack andprocess 25% best frames in 1803 frames,­ with Software AstroStackert 3 withDSR, wavelet with RegiStax V.6,  finaltouch by Microsoft photo. Atmospheric condition: Transparent: 9­/10, Seeing:6/10, Equipment borrowed from Mr. Ng. The photo was taken at Kennedy Town堅尼地城, Hong Kong.

Copernicus 2020 10 26 UT 12h22m.jpg
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