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Messier 4 (NGC6121) Facts

Messier 4 (NGC6121) is a globular cluster object of interest in space. It lies at a distance of 7200 light years away in the constellation of Scorpius.

It is referred to as M(4) when it was catalogued by Charles Messier in 18th - 19th Century France. It is also referred to as NGC(6121) in the New General Catalogue. This is a list of deep space objects that was compiled by John Louis Emil Dreyer in 1888 in an update to John Herschel earlier catalogue.

The Globular Cluster's location is 16:23.6 (R.A.) and -26:32 (Dec.). Its Visual (Apparent) Brightness is 6.00 Magnitude with an apparent dimension of 36.0 . The object can be seen with the naked eye, that is, you don't need a telescope/binoculars to see it.

(M4,NGC6121) is a globular cluster. It was discovered in 1746 by Philippe Loys de Cheseaux. It's location is RA(16:23.6), Dec(-26:32) and its distance is calculated 7.2 light years away. Its visual Brightness is 5.6. Its apparent dimensions measured in arcmins is 36.0.

Fact File

NameMessier 4 (NGC6121)
TypeGlobular Cluster
Messier Id4
NGC Id6121
Right Ascension16:23.6
Distance (Lt.Yr)7200
Apparent Dimension36.0
Visual / Apparent Magnitude6.00
Naked Eye VisibleYes - Magnitudes
Year of Discovery1746
DiscovererPhilippe Loys de Cheseaux

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