NGC 42

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]

NGC 42
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]

References

1. 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. "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. "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.

External links

• Media related to NGC 42 at Wikimedia Commons