Saturn (North up) Seeing: 4/5 Capture details: Date: 20200715 14:55 (UTC) Telescope: Celestron C8-A XLT FocalLength: ~4000mm (2X Powermate) Mount: Rainbowastro RST-135 Camera: QHYCCD QHY224C + QHY290M with ADC Exposure: 3mins RGB (1min each) + 9mins L (1min each); stacked 70% Processed: AS, RS, WinJUPOS, PS
香港天文
所以喜歡天文嘅朋友都歡迎加入討論 嚟緊如果疫情好轉,夏季會同一班天文同好搞市區roadshow,提供大型支望遠鏡比市民觀星✨