濕海 2

C.L.Chan

濕海   這裡的太陽在地平線的高度差不多有45度了, 因此海中的皺摺紋及東南邊的3條地塹都沒有早一兩天那麼明顯了.

Mare Humorum, 2019/09/11 HKT: 21h19m,Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.= 400cm, LosmandyG-11 Equatorial Mount with motor drive. Camera QHY 5III 224 Color Cam, frame size 1312 x 992px, Shoot at Gain=43,Expo= 0.21ms/frame, Gamma=112, frame rate=33-106 frames/sec, avi format, stackand process 60% best frames in 1423 frames,­ with Software AstroStackert 3 ,wavelet with RegiStax V.6 ,   Atmospheric condition : Transparent : 8/10,Seeing : 7/10. Equipmentborrowed from Mr. Ng. Photo taken at Kennedy Town 堅尼地城, Hong Kong.