NGC_31 Knowpia

NGC 31
NGC 31
	NGC 31 is the spiral galaxy on the left. NGC 28 is the elliptical galaxy on the right. (DECam)
Observation data (J2000 epoch)
Constellation	Phoenix
Right ascension	00h 10m 38.384s
Declination	−56° 59′ 11.41″
Redshift	0.03203
Heliocentric radial velocity	9447 km/s
Distance	454.3 ± 31.9 Mly (139.30 ± 9.77 Mpc)
Apparent magnitude (B)	14.58
Characteristics
Type	SB(rs)cd
Other designations
	PGC 751

NGC 31 is a spiral galaxy located in the constellation Phoenix. It was discovered on October 28, 1834 by the astronomer John Herschel.^[5] Its morphological type is SB(rs)cd, meaning that it is a late-type barred spiral galaxy.^[3]

References edit

^ ^a ^b 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.
^ ^a ^b ^c "NGC 31". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-02-09.
^ ^a ^b ^c "Results for object NGC 0031 (NGC 31)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-02-09.
^ "Search specification: NGC 31". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2021-02-09.
^ Seligman, Courtney. "New General Catalogue objects: NGC 1 - 49". cseligman.com. Retrieved 2021-02-09.