Spiral Galaxy M100

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(Redirected from Messier 100)

{{Galaxy | name = Messier 100 | image = Image:NGC4321.jpg Spiral Galaxy M100 | epoch = J2000.0 | type = SAB(s)bc I | ra = 12^h 22^m 54.9^s | dec = +15° 49' 21" | dist_ly = 60 million ly | appmag_v = +9.3 | size_v = 7.4' × 6.3' | constellation name = Coma Berenices | radius_ly = 53,490 ly | absmag_v = 13.3 | names = NGC 4321 }}

Messier 100 (also known as NGC 4321) is a spiral galaxy about 60 million light-years away in the constellation Coma Berenices. It was discovered by Pierre Méchain in 1781. It is one of the brightest members of the Virgo cluster. There have been five supernovae (SN 1901B, SN 1914A, SN 1959E, SN 1979C and SN 2006X) discovered within it Messier 100. NGC 4323 is a satellite galaxy of Messier 100 Template:Clear