NGC 6820 is an emission nebula in the constellation of Vulpecula. It lies at a distance of ~6,000 light-years and surrounds NGC 6823, an open cluster of stars. Numerous pillars of dense gas lay on the edges of a cavity eroded by UV radiation from the cluster's hot, young stars.The image comprises 5 x Ha, OIII and SII (300 seconds each), 0.5m f/2.9 ASA Astrograph with FLI ML3200 camera at an altitude of 80 degrees on 4 July 2017. The images were processed using the CFHT convention, Ha-OIII-SII mapped to RGB. The field of view is24’ x 16’.
Hills Observatory: 1 January 2013 to 30 March 2020