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食既前7分鐘的
月全蝕 Total Lunar Eclipse, 2015/4/4 HKT:19h47m
Telescope: Mizar GT-68, D=6.8cm, F.L.=60cm, Prime Focus, 哈雷攝星儀with motor drive.
Canon EOS 700D camera, ISO 1600, 3.5 sec exposure. Atmospheric Transparent : 8/10, Seeing : 8/10.
Taken at Avenue of Stars, Tsim Sha Tsui, Hong Kong.
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發表於 2015-4-5 00:41:39