Astronomy:NGC 4643

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Short description: Galaxy in the constellation of Virgo
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NGC 4643
legacy surveys image of NGC 4643
Observation data (J2000 epoch)
ConstellationVirgo
Right ascension 12h 43m 20.134s[1]
Declination+01° 58′ 42.24″[1]
Redshift0.0044[2]
Helio radial velocity1316 km/s[2]
Distance62.9 ± 9.5 Mly (19.3 ± 2.9 Mpc)[3]
Group or clusterVirgo Cluster[2]
Apparent magnitude (V)10.65[4]
Apparent magnitude (B)11.23[4]
Characteristics
TypeSB(rs)0/a[5]
Other designations
MCG+00-33-005, PGC 42797[2]

NGC 4643 is a lenticular galaxy located in the constellation Virgo.[6] It is a member of the NGC 4753 Group of galaxies, which is a member of the Virgo II Groups, a series of galaxies and galaxy clusters strung out from the southern edge of the Virgo Supercluster.[7]

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. Bibcode: 2006AJ....131.1163S. 
  2. ↑ 2.0 2.1 2.2 2.3 "NGC 4643". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+4643. 
  3. ↑ Erwin, Peter; Seth, Anil; Debattista, Victor P.; Seidel, Marja; Mehrgan, Kianusch; Thomas, Jens; Saglia, Roberto; De Lorenzo-Cáceres, Adriana et al. (2021). "Composite bulges – II. Classical bulges and nuclear discs in barred galaxies: The contrasting cases of NGC 4608 and NGC 4643". Monthly Notices of the Royal Astronomical Society 502 (2): 2446–2473. doi:10.1093/mnras/stab126. https://authors.library.caltech.edu/109337/1/stab126.pdf. 
  4. ↑ 4.0 4.1 "Search specification: NGC 4643". HyperLeda. Université Claude Bernard Lyon 1. http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%204643. Retrieved 2021-07-03. 
  5. ↑ "Results for object NGC 4643 (NGC 4643)". NASA/IPAC Extragalactic Database. California Institute of Technology. https://ned.ipac.caltech.edu/byname?objname=NGC%204643&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1. Retrieved 2021-07-03. 
  6. ↑ Seligman, Courtney. "New General Catalogue objects: NGC 4600 - 4649". http://cseligman.com/text/atlas/ngc46.htm#4643. Retrieved 2021-07-03. 
  7. ↑ "The Virgo III Groups". Atlas of the Universe. http://www.atlasoftheuniverse.com/galgrps/viriii.html. 

External links

Coordinates: Sky map 12h 43m 20.134s, +01° 58′ 42.24″




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