NGC 869/884: The Double Cluster
RA:02 19 00, Dec:+57 08 00, mag: 3.5, Size:1.5 deg each, Dist: 7,100 l.y.
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|Object:||The Double Cluster, an open cluster in the constellation of Perseus, is one of the most beautiful sights in the night sky. When seen with binoculars or a small telescope, it resolves into two separate clusters. At only a few million years old it is one of the youngest galactic clusters known.|
|Exposure:||L: 10x120s, R: 5x120s, G: 5x120s, B: 5x120s|
|Equipment:||Pentax 75 SDHF f/6.6 refractor. Art11002 CCD. Astronomic LRGB TypeIIc filters.|
|Location:||5th Oct 2007 22:00 UT, Oxford UK.|
|Processing:||Images sigma-masked stacked in MaximDL.|