目标:NGC6188 Dragons of Ara in Narrowband SHO 望远镜:Askar SQA55 相机:ZWO ASI183MM Pro 赤道仪:Proxisky UMi 17 滤镜:Antlia 3nm Narrowband H-alpha 36 mm;Antlia 3nm Narrowband Oxygen III 36 mm;Antlia 3nm Narrowband Sulfur II 36 mm 曝光时长:23h 20′ 作者:Capturing Ancient Photons