NGC 42

Last updated
NGC 42
NGC42 - SDSS DR14.jpg
SDSS image of NGC 42
Observation data (J2000 epoch)
Constellation Pegasus
Right ascension 00h 12m 56.361s [1]
Declination +22° 06′ 01.00″ [1]
Redshift 0.019927 [2]
Heliocentric radial velocity 5914 km/s [2]
Distance 263.2  Mly (80.70  Mpc) [3]
Apparent magnitude  (B)15.07 [4]
Characteristics
Type S0−: [5]
Other designations
UGC 118, MCG +04-01-041, PGC 867 [2]

NGC 42 is a lenticular galaxy [5] in the Pegasus constellation. It was discovered on October 30, 1864, by the German astronomer Albert Marth. It may be gravitationally interacting with the nearby NGC 41. [6]

References

  1. 1 2 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W.; Chester, Thomas; Elias, Jonathan H.; Huchra, John P.; Liebert, James W.; Lonsdale, Carol J.; Monet, David G.; Price, Stephan; Seitzer, Patrick; Jarrett, Thomas H.; Kirkpatrick, J. Davy; Gizis, John E.; Howard, Elizabeth V.; Evans, Tracey E.; Fowler, John W.; Fullmer, Linda; Hurt, Robert L.; Light, Robert M.; Kopan, Eugene L.; Marsh, Kenneth A.; McCallon, Howard L.; Tam, Robert; Van Dyk, Schuyler D.; Wheelock, Sherry L. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi: 10.1086/498708 . ISSN   0004-6256. S2CID   18913331.
  2. 1 2 3 "NGC 42". SIMBAD . Centre de données astronomiques de Strasbourg . Retrieved 2021-02-04.
  3. ↑ Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790–813. arXiv: astro-ph/0610732 . Bibcode:2007ApJ...655..790C. doi:10.1086/510201. S2CID   11672751.
  4. ↑ "Search specification: NGC 42". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2021-02-04.
  5. 1 2 "Results for object NGC 0042 (NGC 42)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-02-04.
  6. ↑ Seligman, Courtney. "New General Catalogue objects: NGC 1 - 49". cseligman.com. Retrieved 2021-02-04.
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