Messier 13, or M13 (also designated NGC 6205 and sometimes called the Great Globular Cluster in Hercules, the Hercules Globular Cluster, or the Great Hercules Cluster), is a globular cluster of several hundred thousand stars in the constellation of Hercules.(Source: Wikipedia)
Acquisition
Date2023 Feb. 29th - March 23th Bortle scale5 to 6Exposure3h46Red46 x 120sGreen33 x 120sBlue 34 x 120s
Equipment
FacilityPeepoodo Remote Observatory Location Graz, AustriaTelescopeLacerta Newton 200/800Imaging camZWO ASI 1600MM CoolCorrector GPU Optics coma corrector 1:1 Mount SkyWatcher AZ-EQ6 ProFilters Optolong Red 36mm Optolong Green 36mmOptolong Blue 36mmGuiding camZWO ASI 120MM MiniGuiding SkyWatcher Finder 8x50AccessoriesLacerta Flatfield box Lacerta MFOC ProcessingGimp, SirilAutomationStellarmate, Ekos & Kstars