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试拍m31+Hα
Photographer
江宁天文台附近
抓住台风来前最后一个晴天尝试拍摄了m31短曝光+HO通道上色，背景可能是漏光了，有怪异的紫色和绿色
Equipment
Camera图谱2600C
Telescope/Lens天虎70SA
Mount巨威14谐波
Filter天蝎HO
Shooting Data ( Shooting Date: 2026-08-28 )
Total Frames201*宽带，24*ho
Exposure6030s宽带，7200s Ho
Sky Coordinates
Right Ascension (RA)00h 42m 44.8s
Declination (Dec)+41° 16′ 29.8″
FOV Radius2.2832° (136.99′)
Pixel Scale2.218″/px
Rotation Angle268.82° E of N (Clockwise)
Parity正像
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