
Featured
蝴蝶与眉月同框
Photographer
寨子村
ho双窄带滤镜开光,共计曝光一个小时,效果超好
该影像基于一小时氢氧双窄带曝光,有效滤除背景干扰,清晰呈现发射星云的电离气体辐射特征与结构细节。
Equipment
Camera尼康D750
Telescope/Lens锐星fra400
Mount小然双14谐波
Filter晴空ho双窄带
Shooting Data ( Shooting Date: 2026-09-01 )
Total Frames20
Exposure180秒每张
Sky Coordinates
Right Ascension (RA)20h 18m 46.2s
Declination (Dec)+39° 24′ 51.0″
FOV Radius2.9314° (175.88′)
Pixel Scale3.063″/px
Rotation Angle36.50° E of N (Clockwise)
Parity正像
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