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Star Cluster

NGC 6633 :
open star cluster

NGC 6633 is a open star cluster located in the constellation Ophiuchus . NGC 6633 is magnitude 4.60*, and is 20' in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.

      1. Name:
      2. NGC 6633
      1. Type:
      2. open cluster
      1. Magnitude (m):
      2. 4.60
      1. Size:
      2. 20'
      1. Right Ascension:
      2. 18h 27.7m
      1. Declination:
      2. +06° 34'

    * One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.



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