Messier 91 spiral

Messier 91, is located in the constellation Coma Berenices, and is best seen in spring.

Messier 91 is magnitude 11.5, and is 5.4 x 4.4 in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.

1. Name:
2. Messier 91

1. Type:
2. spiral

1. Magnitude (m):
2. 11.5

1. Size:
2. 5.4 x 4.4'

1. Constellation:
2. Coma Berenices

1. NGC:
2. 4548

1. Messier #:
2. M91

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

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