Top Pick
IC342
Photographer
宁夏盐池哈巴湖天文台
挺有意思的星系，藏在尘埃后面。外围还有数条暗淡的悬臂并且带有Ha信号。
修订v3版本，提高背景亮度对比度，突出星系在云层后面的效果，也加强了外围悬臂。增强降噪。重新调色。增强缩星。
Equipment
CameraZWO ASI2600MM PRO
Telescope/LensAskar 107PHQ
Mount艾顿CEM60
Filterantlia lrgb 4. 5nmH
Shooting Data ( Shooting Date: 2025-03-15 )
Total FramesL*101,RGB*34,H*102
Exposure50.8h
Sky Coordinates
Right Ascension (RA)03h 46m 45.1s
Declination (Dec)+68° 05′ 45.0″
FOV Radius0.7547° (45.28′)
Pixel Scale1.038″/px
Rotation Angle300.24° E of N (Clockwise)
Parity正像
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