Perseus Double Cluster - NGC 869/884 (Caldwell 14)

The Double Cluster in Perseus (NGC 869/884 or Caldwell 14) consists of a pair of naked-eye open star clusters in the constellation Perseus. Also known as h (NGC 869) and chi (NGC 884) Persei, the two clusters are located at distances of 7600 and 6800 light years, respectively. They are relatively close together in space. Based on analysis of individual stars, the ages of the two clusters are 5.6 million years (h) and 3.2 million years (chi).

For a higher power view of this object using the ASA N12 Astrograph, see Perseus Double Cluster (ASA N12).

Technical Details




Perseus Double Cluster - NGC 869/884 (Caldwell 14)

h & chi Persei
h & chi Persei
TAK E180
2011 Jan 27

h & chi Persei
h & chi Persei
ASA N12
2013 Dec 31







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