月中蛇谷
月中蛇谷: 在風暴洋的北端 , 有兩個環形山 , 阿利斯塔克 , Herodous與它們附近的月溪組成一條眼鏡蛇的形像 .Crater Aristarchus and Herodous, 2017/11/01 HKT 22h34m, Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.=400cm, Prime Focus, Losmandy G-11 Equatorial Mount with motor drive.Camera ZWO ASI 120MC CMOS Web Cam,
Shoot at 20 frames/sec, stack and optimize 73 in 534 frames with Software RegiStax V5 .Microsoft photo adjust brightness.
Atmospheric Transparent : 9/10, Seeing : 7/10. Equipment borrowed from Mr. Ng. Taken at Kennedy Town, Hong Kong.
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