NGC 4725

NGC 4725

A mid-infrared image of NGC 4725 taken by the Spitzer Space Telescope (SST).
Credit: Spitzer Infrared Nearby Galaxies Survey/SST/NASA.
Observation data (J2000 epoch)
Constellation Coma Berenices[1]
Right ascension 12h 50m 26.6s[2]
Declination +25° 30 03[2]
Redshift 1206 ± 3 km/s[2]
Distance 40 ± 6 Mly (12.3 ± 1.9 Mpc)[3]
Apparent magnitude (V) 10.1[2]
Characteristics
Type SAB(r)ab pec[4]
Apparent size (V) 10.7 × 7.6[2]
Other designations
UGC 7989,[2] PGC 43451[2]
NGC 4725 taken with a 24-inch telescope

NGC 4725 is an intermediate barred spiral galaxy with a prominent ring structure about 40 million light-years away in the constellation Coma Berenices. NGC 4725 is a Seyfert Galaxy, suggesting an active galactic nucleus containing a supermassive black hole.

See also

Wikimedia Commons has media related to NGC 4725.

References

  1. R. W. Sinnott, ed. (1988). The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J. L. E. Dreyer. Sky Publishing Corporation and Cambridge University Press. ISBN 0-933346-51-4.
  2. 1 2 3 4 5 6 7 "NASA/IPAC Extragalactic Database". Results for NGC 4725. Retrieved 2006-11-25.
  3. Jensen, Joseph B.; Tonry, John L.; Barris, Brian J.; Thompson, Rodger I.; et al. (February 2003). "Measuring Distances and Probing the Unresolved Stellar Populations of Galaxies Using Infrared Surface Brightness Fluctuations". Astrophysical Journal. 583 (2): 712–726. arXiv:astro-ph/0210129Freely accessible. Bibcode:2003ApJ...583..712J. doi:10.1086/345430.
  4. "NASA/IPAC Extragalactic Database". Results for NGC 4725. Retrieved 2010-04-21.


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