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Almanac > Messier Objects

M3

M3 is a Globular Cluster in Charles Messier's catalog of deep sky objects.
 

 



M3

 
 
Fact Sheet

Messier Number

  M3

Catalog Number

  NGC 5272

Constellation

  Canes Venatici

Location

  13 42.2 (Right Ascension)

  28 23 (Declination)

Integrated Visual Magnitude

  6.2

Angular Size

  16.2 arc minutes

Type

  Globular Cluster

Distance From Earth

  33,900 light years

Discoverer

  Charles Messier in 1764

 
Description

Overview:
The Messier Object M3 is a Globular Cluster discovered by Charles Messier in 1764. It has an angular size of 16.2 arc minutes.

Location:
M3 is located inside the constellation Canes Venatici at Right Ascension 13 42.2 and Declination 28 23. It is 33,900 light years from the planet Earth which makes it the 65th furthest Messier Object from Earth.

Brightness:
In relation to other Messier Objects, M3 is a bright deep sky object with a visual magnitude of 6.2.