金牛座天區
本文章最後由 C.L.Chan 於 2015-8-19 14:51 編輯英仙座星協(左) , 加洲星雲(中 , NGC1499) 與七姊妹星疏散星團 (右上, 編號 M45 )Perseus, M45 & California Nebula,2015/8/17, HKT 03h 40m to 04h 05m,Canon ESO700D, IR Low pass filterremoved. Canon Zoom Lens EF-S 18-55mm, ISO 6400, Atf.l. 55 mm, f/5.6 , Exposure 30 sec.for each frame. With motor drive Halley EquatorialMounting .Atmospherictransparent : 10/10, Seeing : 7/10. Processedand stacked by free soft- ware Deep Sky Stacker with 12 Light frames, 16 Darkframes, 11 Bias frames, 11 Flat frames. Taken at東埔山莊 , Tai Chung, Tai Wan.
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