Messier 49

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Messier 49
Observation data: J2000 epoch
Constellation: Virgo
Right ascension: 12h 29m 46.7s[1]
Declination: +08° 00′ 02″[1]
Redshift: 997 ± 7 km/s[1]
Distance: 53 ± 2 Mly (16.3 ± 0.8 Mpc)[2]
Type: E2/S0[1]
Apparent dimensions (V): 10′.2 × 8′.3[1]
Apparent magnitude (V): 9.4[1]
Notable features:
Other designations
NGC 4472,[1] UGC 7629,[1] PGC 41220,[1] Arp 134[1]
See also: Galaxy, List of galaxies


Messier 49 (also known as M 49 or NGC 4472) is an elliptical / lenticular galaxy about 53 million light-years away in the constellation Virgo. The galaxy was discovered by Charles Messier in 1771[3].

Contents

[edit] Supernovae

The only supernova observed within this galaxy is SN 1969Q[4]. The supernova was discovered in June 1969[5].

[edit] Companion galaxies

NGC 4467 forms a visual pair with Messier 49[citation needed].

[edit] Virgo Cluster membership

Messier 49 is the brightest member of the Virgo Cluster[6]. The galaxy is located at the center of one of the subclusters within the Virgo Cluster[6].

[edit] External links

[edit] References

  1. ^ a b c d e f g h i j NASA/IPAC Extragalactic Database. Results for NGC 4472. Retrieved on September 26, 2006.
  2. ^ J. L. Tonry, A. Dressler, J. P. Blakeslee, E. A. Ajhar, A. B. Fletcher, G. A. Luppino, M. R. Metzger, C. B. Moore (2001). "The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances". Astrophysical Journal 546 (2): 681-693. 
  3. ^ K. G. Jones (1991). Messier's Nebulae and Star Clusters, 2nd edition, Cambridge: Cambridge University Press. ISBN 0-521-37079-5. 
  4. ^ NASA/IPAC Extragalactic Database. Results for supernova search near name "NGC 4472". Retrieved on February 12, 2007.
  5. ^ R. Barbon, E. Cappellaro, F. Ciatti, M. Turatto, C. T. Kowal (1984). "A revised supernova catalogue". Astronomy & Astrophysics Supplement Series 58: 735-750. 
  6. ^ a b A. Sandage, J. Bedke (1994). Carnegie Atlas of Galaxies. Washington, D.C.: Carnegie Institution of Washington. ISBN 0-87279-667-1. 


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