2016 Dec 22 Sun -UFO transit near AR12620
本文章最後由 PTS 於 2016-12-24 21:02 編輯This object is quite slow, and looks rectangular.
Duration of observation: from 15h28m47s - 15h28m53s - about 6 seconds
Telescope: AP Starfire EDT 155 mm f/9.
stopped to 50 mm for disc images, with 4X telecentric lens (f/36) for closeups
filter: Solar Spectrum SO1.5/0.3A with CERF prefilter
Camera: Imperx 4M15
North is up, and east to the left.
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