m16+m31+织女
Photographer
蟠龙公园
m16构图有问题，大部分叠加后裁掉了。
m31忘了拆掉窄带滤镜，好多云气被过滤掉了。
织女星貌似没合焦
Equipment
Camera尼康D5100
Telescope/Lens信达大黑
Mount摇光天文DIY25谐波赤道仪
Filter昊跃HYO12nm窄带
Shooting Data ( Shooting Date: 2024-07-31 )
Total Frames40
Exposure300秒
Sky Coordinates
Right Ascension (RA)18h 18m 48.3s
Declination (Dec)-13° 48′ 07.9″
FOV Radius0.4327° (25.96′)
Pixel Scale1.237″/px
Rotation Angle342.12° E of N (Clockwise)
Parity镜像
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