NGC 731

NGC 731
NGC 731
legacy surveys image of NGC 731
Observation data (J2000 epoch)
ConstellationCetus
Right ascension01h 54m 56.208s
Declination−09° 00′ 38.90″
Redshift0.01301
Heliocentric radial velocity3875 km/s
Distance172 Mly (52.7 Mpc)
Apparent magnitude (V)12.14
Apparent magnitude (B)13.06
Characteristics
TypeE, cD:
Other designations
MCG -02-05-073, PGC 7118

NGC 731 is an elliptical galaxy located in the constellation of Cetus about 172 million light-years away from the Milky Way. It was discovered by William Herschel on January 10, 1785. It has a luminosity of 3.9×1010 L☉.

References

  1. 1 2 3 "Results for object NGC 0731 (NGC 731)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-08-26.
  2. 1 2 3 "NGC 731". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-08-26.
  3. 1 2 3 Wolf, Joe; Martinez, Gregory D.; Bullock, James S.; Kaplinghat, Manoj; Geha, Marla; Muñoz, Ricardo R.; Simon, Joshua D.; Avedo, Frank F. (2010). "Accurate masses for dispersion-supported galaxies". Monthly Notices of the Royal Astronomical Society. 406 (2): 1220. arXiv:0908.2995. Bibcode:2010MNRAS.406.1220W. doi:10.1111/j.1365-2966.2010.16753.x. S2CID 14616368.
  4. 1 2 3 "Search specification: NGC 731". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2021-08-26.
  5. ↑ Seligman, Courtney. "New General Catalogue objects: NGC 700 - 749". cseligman.com. Retrieved 2021-08-26.