濕海 2019 11 09

C.L.Chan

強風勁吹鏡搖動, 視寧奇差的濕海.

Sea of Wet, 2019/11/09 HKT: 19h34m, TelescopeTEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.= 400cm, Losmandy G-11 EquatorialMount with motor drive. Camera QHY 5III 224 Color Cam, frame size 1280 x 960px, Shoot at Gain=40, Expo= 0.44 ms/frame, Gamma=112, frame rate=23 - 27frames/sec, avi format, stack and process 16% best in 813 frames, with SoftwareAutoStakkert 3 , wavelet with RegiStax V.6, final touch by Microsoft Photo,Atmospheric condition : Transparent : 8/10, Seeing : 6/10. Equipment borrowedfrom Mr. Ng. Photo taken at Kennedy Town 堅尼地城, Hong Kong.