夢沼

C.L.Chan

夢沼, 這裡是月面東北的山區, 最左邊的下面是夢沼,  Pond of Dream, UT 2020/10/04: 17h37m,Telescope TEC Maksutov-Cassegrain MC200/20,D=20cm, F.L.=400cm, Losmandy G-11 Equatorial Mount with motor drive. Camera QHY5III 224 Color Cam,  Shoot by FireCaptureat Gamma=100, Gain=39, Expo= 0.46ms/frame, frame rate=8 frames/sec, RGB &avi format, stack and process 30% best frames in 1802 frames,­ with SoftwareAstroStackert 3 with DSR, wavelet with RegiStax V.6,  final touch by Microsoft photo. Atmosphericcondition: Transparent: 7­/10, Seeing: 7/10, Equipment borrowed from Mr. Ng.The photo was taken at Kennedy Town堅尼地城, Hong Kong.