Messier 81stipmedia21 mei 202228 mei 2022 21 mei 202228 mei 2022 RGB 72 x 300s gain 101, -25C Total exposure time 6 hours 🖥 Edited in AstroPixel Processor, Photoshop and Lightroom. 🔭Sky-watcher HEQ5, Meade 8” ACF... Lees meer