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Caldwell 13
Caldwell 13 Owl Cluster
Credit: NASA, ESA

C13 - Owl Cluster

Caldwell 13 (NGC 457) also known as the Owl Cluster is a open cluster located within the constellation Casseopeia.

C13 is best viewed during Fall, is magnitude 6.4*, and can be viewed with small binoculars. It is 13' in size. For reference, the full moon is 30' (arc minutes) in size.

      1. Name:
      2. Owl Cluster
      1. Type:
      2. open cluster
      1. NGC:
      2. 457
      1. Magnitude:
      2. 6.4
      1. Viewing:
      2. small binoculars
      1. Size:
      2. 13'
      1. RA:
      2. 01 19.1
      1. Dec:
      2. +58 20'
      1. Season:
      2. Fall


    * The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.