晨光初耀的阿平寧山脈

C.L.Chan

阿基米德(左上) 在晨光初耀的阿平寧山脈(右下) 旁淋浴.

Crater Archimedes (up left) Montes Apenninus (lowerright), 2019/11/05 HKT: 19h24m, Telescope TEC Maksutov-CassegrainMC200/20, D=20cm, F.L.= 400cm, Losmandy G-11 Equatorial Mount with motor drive.Camera QHY 5III 224 Color Cam, frame size 1280 x 960 px, Shoot at Gain=40,Expo= 0.6ms/frame, Gamma=112, frame rate=25-117 frames/sec, avi format, stack andprocess 30% best in 2289 frames, with Software AutoStakkert 3 , wavelet withRegiStax V.6 , Atmospheric condition : Transparent : 8/10, Seeing : 6/10.Equipment borrowed from Mr. Ng. Photo taken at Kennedy Town 堅尼地城, Hong Kong.