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M31窄带，一晚不内卷版
Photographer
甘南夏河机场
2025年底收官之M31。第一张M31，因月亮已为渐盈凸月。选择了上窄带硬刚，小红花出现，很高兴。但时长不够，信噪比还有待提升！
Equipment
CameraASI533MC Pro
Telescope/Lens天虎68SAW
Mount小熊谐波赤道仪
Filterlex双窄带
Shooting Data ( Shooting Date: 2025-12-01 )
Total Frames41
Exposure7小时
Sky Coordinates
Right Ascension (RA)00h 43m 18.5s
Declination (Dec)+41° 18′ 02.1″
FOV Radius1.7090° (102.54′)
Pixel Scale2.893″/px
Rotation Angle206.24° E of N (Clockwise)
Parity正像
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