DWB 111, also known as the Propeller Nebula is a hydrogen-alpha emission nebula in Cygnus. The propeller shape is actually a small portion of a much larger emission nebula, which can be seen as faint red hydrogen-alpha nebulosity throughout the image frame. The distance to the nebula is not known.
Acquisition
Date: 2023 August 20 - October 16thBortle scale:5 to 6Exposure: 46h20SII223 x 300sHalpha147 x 300sOIII 186 x 300s
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 H-Alpha 7nm Optolong OIII 6,5nm Optolong SII 6,5nmGuiding camZWO ASI 120MM MiniGuiding SkyWatcher Finder 8x50AccessoriesLacerta Flatfield boxLacerta MFOCProcessingGimp, SirilAutomationStellarmate, Ekos & Kstars