中央灣

C.L.Chan

這裡是月面的中心部份, 下為中央灣, 左上為暑灣, 右上為汔海. 月面十字就在圖的中央.

Sinus Medii (bottom), Sinus Aestuum (up left), and Mare Vaporum(upright). UT 2020 07 28, 20h23m, Telescope TEC Maksutov-Cassegrain MC200/20,D=20cm, F.L.=400cm, Losmandy G-11 Equatorial Mount with motor drive. Camera QHY5III 224 Color Cam, Capture with FireCapture, Shoot at Gamma=100, Gain=40,Expo= 0.25ms/frame, avi format, stack and process 50% best frames in 1797frames by free Software AutoStakkert 3, wavelet with RegiStax V.6, Final touchby 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.