巡星客

女巫头星云

2026-01-08 10:36:30
197
Wild Deep Space
Photographer
观澜湖观悦
女巫头星云(IC 2118)是位于波江座的反射星云,因轮廓形似女巫侧面得名,其蓝色光芒源于猎户座亮星参宿七的星光散射。星际尘埃对蓝光的反射效率高于红光,类似地球大气散射形成蓝天的原理,但介质为尘埃而非气体分子。

Equipment

CameraZWO ASI585MC Air
Telescope/LensHOPE D60
MountCLEARSKY ST14PRO

Shooting Data ( Shooting Date: 2026-01-08 )

Total Frames46
Exposure300s

Sky Coordinates

Right Ascension (RA)05h 05m 34.1s
Declination (Dec)-06° 55′ 58.9″
FOV Radius1.0850° (65.10′)
Pixel Scale2.140″/px
Rotation Angle76.40° E of N (Clockwise)
Parity正像

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女巫头星云 | iStarShooter 巡星客