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Messier M91

M91 (NGC 4548) is a Spiral Galaxy located in the constellation Coma Berenices, is best viewed during Late Spring, and is magnitude 11.5. The naked eye can see magnitude 6 objects (magnitude 8 under ideal dark sky conditions). It is 5.4x4.4' in size. For reference, the full moon is 30' (arc minutes) in size, or 1/2°.

      1. Name:
      2. N/A
      1. Type:
      2. Spiral Galaxy
      1. NGC:
      2. 4548
      1. Magnitude:
      2. 11.5
      1. Size:
      2. 5.4x4.4'
      1. RA:
      2. 12h 35.5m
      1. Dec:
      2. 14 30'
      1. Season:
      2. Late Spring

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