NGC 5921

Galaxy in the constellation Serpens
NGC 5921
NGC 5921 as taken at the Mount Lemmon SkyCenter
Observation data (J2000 epoch)
ConstellationSerpens Caput
Right ascension15h 21m 56.5s[1]
Declination+05° 04′ 14″[1]
Redshift0.00470 ± 0.00001[2]
Heliocentric radial velocity1480 ± 1 km/s[1]
Distance65 Mly[3]
Apparent magnitude (V)11.5[1]
Characteristics
TypeSB(r)bc[1]
Apparent size (V)4.9 × 4.0[1]
Other designations
UGC 9824,[1] PGC 54849[1]

NGC 5921 is a barred spiral galaxy located approximately 65 million light-years from the Solar System in the constellation Serpens Caput. It was discovered by William Herschel on 1 May 1786.[4] In February 2001 a type II supernova (SN 2001X) was discovered in NGC 5921.[5] It is a member of the Virgo III Groups, a series of galaxies and galaxy clusters strung out to the east of the Virgo Supercluster of galaxies.[6]

Hubble Space Telescope image of NGC 5921's center

See also

References

  1. ^ a b c d e f g h "NASA/IPAC Extragalactic Database". Results for NGC 5921. Retrieved 2006-11-25.
  2. ^ "NGC 5921". Retrieved 2017-12-08.
  3. ^ An object's distance from Earth can be determined using Hubble's law: v=Ho is Hubble's constant (70±5 (km/s)/Mpc). The relative uncertainty Δd/d divided by the distance is equal to the sum of the relative uncertainties of the velocity and v=Ho
  4. ^ "New General Catalog Objects: NGC 5900 - 5949". cseligman.com. Retrieved 2017-12-08.
  5. ^ "Bright Supernovae - 2001". ASRAS. Archived from the original on 4 July 2015. Retrieved 3 July 2015.
  6. ^ "The Virgo III Groups". Atlas of the Universe. Retrieved 2010-11-27.
  • Media related to NGC 5921 at Wikimedia Commons
  • NGC 5921 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
  • SEDS
  • NOAO: NGC 5921 Archived 2009-06-27 at the Wayback Machine


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NGC
PGC
  • PGC 54845
  • PGC 54846
  • PGC 54847
  • PGC 54848
  • PGC 54849
  • PGC 54850
  • PGC 54851
  • PGC 54852
  • PGC 54853
UGC
  • UGC 9820
  • UGC 9821
  • UGC 9822
  • UGC 9823
  • UGC 9824
  • UGC 9825
  • UGC 9826
  • UGC 9827
  • UGC 9828
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Constellation of Serpens
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  • X
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  • WX
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  • V382
  • V411
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  • 5665
  • 5690
  • 5692
  • 5706
  • 5711
  • 5740
  • 5745
  • 5783
  • 5796
  • 5831
  • 5850
  • 5859
  • 5861
  • 5874
  • 5909
  • 5913
  • 5931
  • 5992
  • 6005
  • 6011
  • 6014
  • 6016
  • 6449
  • 6496
  • 6544
  • 6562
  • 6568
  • 6600
  • 6620
  • 6666
  • 6681
  • 6755
  • 6756
  • 6757
  • 6785
  • 6830
  • 6840
  • 6843
  • 6858
  • 6890
  • 6898
  • 6928
  • 6993 (e)
  • 6999
  • 7008
  • 7048
  • 7076
  • 7144
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Astronomical events
  • GRB 970111
  • GRB 050813
  • GRB 060418
  • GRB 060526
  • SN 2004dk
Category


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