NGC 6823 - Open Cluster in Vulpecula
- Date Posted: January 6, 2011
- Resolutions: 700x472 , 700x472 , 700x472
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The open cluster NGC 6823 in the constellation of Vulpecula is an impressive collection of 50 to 100 stars with a concentration towards the core involving the brighter member stars which range in magnitude between 9.5 and 11. NGC 6823 lies within an area which is characterized with a lot of emission nebulosity, classified as NGC 6820, and which includes impressive dark lanes. With an apparent diameter of approximately 10 arc-minutes, the cluster is 6175 light-years away, spans 50 light-years across and has been estimated to be two million years old. Discovered by Herschel in 1785, the cluster lies approximately three degrees north of M27, the Dumbbell Nebula, and is high overhead around midnight during summer. Further details at http://www.perseus.gr/Astro-DSO-NGC-6823.htm .
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- Anthony Ayiomamitis
- January 19, 2022
