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皮克林三角(面纱星云)
云南摩谷远程天文台
皮克林三角(Pickering's Triangle,又称皮克林三角丝状体)是超新星遗迹面纱星云(Veil Nebula,即天鹅座环,Sh2-103)的一个组成片段,位于天鹅座。面纱星云整体是一颗约一万至两万年前爆发的恒星所遗留的膨胀壳层,距离地球约2400光年,角直径约3度;
Equipment
Camerazwo 2600mm
Telescope/Lens晴空CLEARSKY α12
Shooting Data ( Shooting Date: 2026-11-03 )
Total FramesN/A
Exposure30h
Sky Coordinates
Right Ascension (RA)20h 48m 10.6s
Declination (Dec)+31° 34′ 23.3″
FOV Radius0.5756° (34.54′)
Pixel Scale0.560″/px
Rotation Angle87.25° E of N (Clockwise)
Parity正像
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