Messier 61

From Wikipedia, the free encyclopedia

Messier 61

M61, courtesy of NOAO
Observation data (J2000 epoch)
Constellation Virgo
Right ascension 12h 21m 54.9s[1]
Declination +04° 28′ 25″[1]
Redshift 1566 ± 2 km/s[1]
Distance 60 Mly[citation needed]
Type SAB(rs)bc[1]
Apparent dimensions (V) 6′.5 × 5′.8[1]
Apparent magnitude (V) 10.2[1]
Notable features -
Other designations
NGC 4303[1], UGC 7420[1], PGC 40001[1]
See also: Galaxy, List of galaxies

Messier 61 (also known as M61 or NGC 4303) is a spiral galaxy in the Virgo Cluster. It was discovered by Barnabus Oriani on May 5, 1779.

M61 is one of the larger members of the Virgo Cluster.

Five supernovae have been observed in this galaxy, most recently in 2006.

Infrared image of M61 taken par the Spitzer Space Telescope
Infrared image of M61 taken par the Spitzer Space Telescope

[edit] External links

[edit] References

  1. ^ a b c d e f g h i NASA/IPAC Extragalactic Database. Results for Messier 61. Retrieved on 2006-11-18.