M31 Andromeda Galaxy - 2021-10-07OpticExplorer Scientific ED80/480 APO f/6 FCD-1MountSkyWatcher EQ3-2 + SynScan Motorized KitCameraZWO ASI533MC ProFilterBaader L-Booster UHC-SGuideSvbony SV106 60mm f/4Guide cameraZWO ASI120MM-SProcessingDeepSkyStacker, PixInsight, PhotoshopExposure17 x 300s (1h25m) Gain 100 + 10 DarksLocationGalapagar, MadridBortleClass 6