sh2-155 洞穴星云
Photographer
极目楚天阁天文台
洞穴星云Sh2‑155(Caldwell 9),坐落于仙王座,距离地球约2400光年。是一处活跃的恒星形成电离氢区,恒星辐射雕琢出标志性空洞洞穴结构,非常适合窄带SHO滤镜拍摄。该图没有使用sho 是lrgb
Equipment
Camera268m
Telescope/Lensgso8寸牛反
Mounteq6r
Filterantila sholrgb
Shooting Data ( Shooting Date: 2026-10-16 )
Total FramesN/A
ExposureL*13H RGB各5.5H
Sky Coordinates
Right Ascension (RA)22h 56m 23.2s
Declination (Dec)+62° 28′ 09.2″
FOV Radius0.7091° (42.54′)
Pixel Scale0.960″/px
Rotation Angle80.83° E of N (Clockwise)
Parity正像
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