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木星與木衛II歐羅巴

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發表於 2018-5-19 12:04:39 | 顯示全部樓層 |閱讀模式
今年最大視直徑的木星與木衛II歐羅巴 , 它在11時位置 , 明亮的小圓點 , 其影投射在木星上. 北在上 .
Jupiter, with Europa, apparent radius 22.4 sec, maxium in the year 2018/05/16 HKT:21h58m,
Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.=400cm, Prime Focus, Losmandy G-11 Equatorial Mount with motor drive. Camera ASI 120MC CMOS Web Cam, frame size 512x400, Shoot at Gamma=70, Gain=100, Expo=5ms, 40 frames/sec, stack and process 688 in 992 frames with Software RegiStax V.5, Lowest quality = 98%. got 98% Improvement. Atmospheric transparent : 8/10, Seeing : 7/10. Equipment borrowed from Mr.Ng. Taken at Kennedy Town 堅尼地城, Hong Kong.
Juliter 2018 05 16 01 Ms.jpg
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