Caldwell C89 - S Norma Cluster
Caldwell object C89 also known as the S Norma Cluster is a open cluster located within the constellation Norma. Caldwell C89 is best viewed during Summer, is magnitude 5.4*, and can be viewed with naked eye (barely). It is 5.4 in size. For reference, the full moon is 30' (arc minutes) in size.
- S Norma Cluster
- open cluster
- naked eye (barely)
- 16 18.9
- -57 54'
* The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.
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