Astronomy:NGC 31

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Short description: Galaxy located in the constellation Phoenix
NGC 31
NGC28+NGC31 DECam.png
NGC 31 is the spiral galaxy on the left. NGC 28 is the elliptical galaxy on the right. (DECam)
Observation data (J2000 epoch)
ConstellationPhoenix
Right ascension 00h 10m 38.384s[1]
Declination−56° 59′ 11.41″[1]
Redshift0.03203[2]
Helio radial velocity9447 km/s[2]
Distance454.3 ± 31.9 Mly (139.30 ± 9.77 Mpc)[3]
Apparent magnitude (B)14.58[4]
Characteristics
TypeSB(rs)cd[3]
Other designations
PGC 751[2]

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]

NGC 31 and surrounding galaxies

References

  1. 1.0 1.1 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W. et al. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal 131 (2): 1163–1183. doi:10.1086/498708. ISSN 0004-6256. Bibcode2006AJ....131.1163S. https://ui.adsabs.harvard.edu/abs/2006AJ....131.1163S/abstract. 
  2. 2.0 2.1 2.2 "NGC 31". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+31. 
  3. 3.0 3.1 3.2 "Results for object NGC 0031 (NGC 31)". NASA/IPAC Extragalactic Database. California Institute of Technology. https://ned.ipac.caltech.edu/byname?objname=NGC%2031&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1. Retrieved 2021-02-09. 
  4. "Search specification: NGC 31". HyperLeda. Université Claude Bernard Lyon 1. http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%2031. Retrieved 2021-02-09. 
  5. Seligman, Courtney. "New General Catalogue objects: NGC 1 - 49". http://cseligman.com/text/atlas/ngc0.htm#31. Retrieved 2021-02-09. 

External links