行過月滿又將下弦的時候

C.L.Chan

行過月滿又將下弦的時候 , 農曆二十的月亮, 光照面 81.7% .

Moon,  Waning gibbous, 2018/04/05 HKT: 01h14-16m,Telescope: Astro Physics, Star 12 ED, D=12cm,F.L.=102cm, Prime Focus, Losmandy G-11 Equatorial Mount with motor drive. CanonEOS 300D Camera, ISO 200, 1/200 sec exposure. CRW Format. AtmosphericTransparent : 8/10, Seeing :8/10.  Stack 8frames by RegiStax , and brightness adjustment by Microsoft Photo.  Equipment borrowed from Mr. Ng. Taken at KennedyTown 堅尼地城, Hong Kong.