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Messier 103 (NGC581) Facts

Messier 103 (NGC581) is an open cluster object of interest in space. It lies at a distance of 10000 light years away in the constellation of Cassiopeia.

It is referred to as M(103) when it was catalogued by Charles Messier in 18th - 19th Century France. It is also referred to as NGC(581) 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 Open Cluster's location is 01:33.2 (R.A.) and +60:42 (Dec.). Its Visual (Apparent) Brightness is 7.00 Magnitude with an apparent dimension of 6.0 . The object can not be seen by the naked eye, you need a telescope to see it.

(M103,NGC581) is a open cluster. It was discovered in 1781 by Pierre Mechain. It's location is RA(01:33.2), Dec(+60:42) and its distance is calculated 10 light years away. Its visual Brightness is 7.4. Its apparent dimensions measured in arcmins is 6.0.

Fact File

NameMessier 103 (NGC581)
TypeOpen Cluster
Messier Id103
NGC Id581
Right Ascension01:33.2
Distance (Lt.Yr)10000
Apparent Dimension6.0
Visual / Apparent Magnitude7.00
Naked Eye VisibleRequires a 7x50 Binoculars - Magnitudes
Year of Discovery1781
DiscovererPierre Mechain

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