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Messier 55 (NGC6809) Facts

Messier 55 (NGC6809) is a globular cluster object of interest in space. It lies at a distance of 17600 light years away in the constellation of Sagittarius.

It is referred to as M(55) when it was catalogued by Charles Messier in 18th - 19th Century France. It is also referred to as NGC(6809) 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 19:40 (R.A.) and -30:58 (Dec.). Its Visual (Apparent) Brightness is 7.00 Magnitude with an apparent dimension of 19.0 . The object can not be seen by the naked eye, you need a telescope to see it.

(M55,NGC6809) is a globular cluster. It was discovered in 1751 by Abbe Nicholas Louis de la Caille. It's location is RA(19:40), Dec(-30:58) and its distance is calculated 17.6 light years away. Its visual Brightness is 6.3. Its apparent dimensions measured in arcmins is 19.0.

Fact File


NameMessier 55 (NGC6809)
TypeGlobular Cluster
Messier Id55
NGC Id6809
ConstellationSagittarius
Right Ascension19:40
Declination-30:58
Distance (Lt.Yr)17600
Apparent Dimension19.0
Visual / Apparent Magnitude7.00
Naked Eye VisibleRequires a 7x50 Binoculars - Magnitudes
Year of Discovery1751
DiscovererAbbe Nicholas Louis de la Caille


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