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Messier 100 (M100, NGC4321)


Messier 100 is a spiral galaxy object of interest in space. It lies at a distance of 55000 light years away in the constellation of Coma Berenices. It is referred to as M(100) when it was catalogued by Charles Messier in 18th - 19th Century France. It is referred to as NGC(4321) 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. Messier 100 was discovered in 1781 by Pierre Mechain. The Spiral Galaxy's location is 12:22.9 (R.A.) and +15:49 (Dec.). Its Visual Brightness is a 9.3 Magnitude and has an apparent magnitude of 10 with an apparent dimension of 7x6 .

(M100,NGC4321) is a spiral galaxy. It was discovered in 1781 by Pierre Mechain. It's location is RA(12:22.9), Dec(+15:49) and its distance is calculated 55000 light years away. Its visual Brightness is 9.3. Its apparent dimensions measured in arcmins is 7x6.

Fact File


NameMessier 100
TypeSpiral Galaxy
Messier Id100
NGC Id4321
ConstellationComa Berenices
TypeSpiral Galaxy
Right Ascension12:22.9
Declination+15:49
Distance (Lt.Yr)55000
Visual Brightness9.3
Apparent Dimension7x6
Apparent Magnitude10
Year of Discovery1781
DiscovererPierre Mechain
CoprightAnglo-Australian Observatory

Messier 100 (M100, NGC4321) Spiral Galaxy in Coma Berenices