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Owl Cluster

Dragonfly Cluster, ET Cluster, Kachina Doll Cluster, C13, NGC 457

Proper NamesOwl Cluster, Dragonfly Cluster, ET Cluster, Kachina Doll Cluster
Caldwell NumberC13
NGC/IC NumberNGC 457
Right Ascension1h 19m 35s
Declination+58° 17' 12"
Distancec.7,900 light years
c.2,400 parsecs
MagnitudeApparent: +6.4
Absolute: -5.5
DiameterApparent: 20'
Actual: 46 light years
Number of Starsc. 250
Optimum VisibilityOctober / November (Usually visible from northern latitudes)

This is a fairly populous cluster in the constellation of Cassiopeia, containing about one hundred and fifty stars. This young star-group lies a little under 8,000 light years from the Sun.


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