< Messier Index
Messier 61[1]
Observation data (w:J2000 epoch)
Constellation Virgo
Right ascension 12h 21m 54.9s[2]
Declination +04° 28′ 25″[2]
Type SAB(rs)bc[2], HIISy2[2]
Apparent magnitude (V) 10.18
Other designations
NGC 4303[2], UGC 07420[2], PGC 040001[2], MCG +01-32-022[2], USGC U490 NED310[2], MRC 1219+047[2]

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

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

Six supernovae have been observed in this galaxy: [3]

  • SN 2008in
  • SN 2006ov
  • SN 1999gn
  • SN 1964F
  • SN 1961I
  • SN 1926A
Amateur Image of Messier 61 Showing Supernova 2008in on April 16, 2009 Courtesy Hunter Wilson

References

  1. ↑ Tschöke, D.; Hensler, G.; Junkes, N (August 2000). "X-rays from the barred galaxy NGC 4303". Astronomy and Astrophysics (EDP Sciences) 360 (2): 447-456. ISSN 0004-6361. http://arxiv.org/abs/astro-ph/0006361v1.
  2. 1 2 3 4 5 6 7 8 9 10 "NASA/IPAC Extragalactic Database". Results for M 61. http://nedwww.ipac.caltech.edu/. Retrieved 2006-11-18.
  3. ↑ "List of Supernovae". w:Central Bureau for Astronomical Telegrams. http://www.cfa.harvard.edu/iau/lists/Supernovae.html. Retrieved 30 December 2008.
Infrared image of M61 taken by the Spitzer Space Telescope
 
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