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Messier M101 - Pinwheel Galaxy

M101 (NGC 5457), also known as the Pinwheel Galaxy, is a Spiral Galaxy located in the constellation Ursa Major, is best viewed during Early Spring, and is magnitude 8.5. The naked eye can see magnitude 6 objects (magnitude 8 under ideal dark sky conditions). It is 22' in size. For reference, the full moon is 30' (arc minutes) in size, or 1/2°.

      1. Name:
      2. Pinwheel Galaxy
      1. Type:
      2. Spiral Galaxy
      1. NGC:
      2. 5457
      1. Magnitude:
      2. 8.5
      1. Size:
      2. 22'
      1. RA:
      2. 14h 3.3m
      1. Dec:
      2. 54 22'
      1. Season:
      2. Early Spring

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