Astrobin: https://www.astrobin.com/ke7zjb/ Astrometry: http://nova.astrometry.net/user_images/4345214#annotated Drizzle data integration by PixinSight of 22 frames of 600sec at ISO400, 2″ filter by Optolong fro UHC.Cropping of wider field…
View More M101 / NGC5457, NGC5474, NGC5486羞龍摄影 Xiulong Photography
Xiulong Sheying – Photography by 羞龍Xiulong Stefano Zamblera