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Caldwell Catalog

Caldwell C9 - Cave Nebula

Caldwell object C9 also known as the Cave Nebula is a diffuse nebula located within the constellation Cepheus. Caldwell C9 is best viewed during Fall, is magnitude 7.7*, and can be viewed with binoculars. It is 7.7 in size. For reference, the full moon is 30' (arc minutes) in size.

      1. Name:
      2. Cave Nebula
      1. Type:
      2. diffuse nebula
      1. Magnitude:
      2. 7.7
      1. Viewing:
      2. binoculars
      1. Size:
      2. 50 x 10'
      1. RA:
      2. 22 56.8
      1. Dec:
      2. +62 37'
      1. Season:
      2. Fall


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

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