Emission Nebula, Graphite sketch, Nebula, Open cluster Emission Nebula NGC 6820 in Vulpecula Általa: Bognár Tamás 2012.09.23. 2012.09.23. astronomie, astronomy, Dr. Johannes Schilling, graphite sketch, Lonsee, NGC 6820, open cluster Emission Nebula 6820 in Vulpecula – Dr. Johannes Schilling, Lonsee Emission Nebula NGC 6820 in Vulpecula and Open Cluster NGC 6823. 254 mm Newton with UHC Filter, 74X. September 16th, 2012. Observer: Dr. Johannes Schilling, Lonsee Related posts: Messier 8, Lagoon Nebula NGC 2467, Emission Nebula in Puppis Messier 17, Swan Nebula in Sagittarius – Dr Johannes Schilling Comet Ison, C 2012 S1 Solar eclipse on Saturn Sun 2012.09.25.