終於拍得 景德/敬德 隕坑

C.L.Chan

景德/敬德 隕坑, 直徑 3.7km, 這是第3晚透過不穩定的黃昏大氣, 用有效焦距10公尺終於拍得這個具中國人名字的隕坑. Crater Ching-Te, UT 2021 12 11, 09h55m,Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, Tele Vue 2,5x Barlow lens, EffectiveFocal Length=10 meter, Losmandy G-11 Equatorial Mount with motor drive. CameraQHY 5III 224 Color Cam, Capture with FireCapture, Shoot at Gamma=100, Gain=44,Expo= 4.9 ms/frame, 27 f/s, avi format, stack and process 20% best frames in1793 frames by free Software AutoStakkert 3, wavelet with RegiStax V.6, iL=2,L1=17.7, L2=0.  Final touch by MicrosoftPhoto software. Atmospheric condition: Transparent: 8/10, Seeing: 8/10.Equipment borrowed from Mr. Ng. The photo was taken at Kennedy Town 堅尼地城, Hong Kong.