Astronomy:NGC 4868

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NGC 4868
SDSS image of NGC 4868
Observation data (J2000 epoch)
ConstellationCanes Venatici
Right ascension 12h 59m 08.88278s[1]
Declination+37° 18′ 37.4675″[1]
Redshift0.015597[2]
Helio radial velocity4639 km/s[2]
Distance241 Mly (74.0 Mpc)[3]
Group or clusterNGC 4914 group (LGG 319)
Apparent magnitude (B)12.95[4]
Characteristics
TypeSAab?[5]
Apparent size (V)1.6′[3]
Other designations
UGC 8099, MCG+06-29-004, PGC 44557[2]

NGC 4868 is an unbarred spiral galaxy located about 240 million light-years away[3] in the constellation Canes Venatici.[6] It was discovered by William Herschel on March 17, 1787.[7] A 2002 study suggests that a quasar may exist within NGC 4868.[8]

NGC 4914 group

NGC 4868 is a member of the NGC 4914 group (also known as LGG 319) which has at least 3 galaxies, including NGC 4846 (fr) and NGC 4914.[9][10]

Supernova

One supernova has been observed in NGC 4868:

See also

References

  1. ↑ 1.0 1.1 Brown, A. G. A. (2021). "Gaia Early Data Release 3: Summary of the contents and survey properties". Astronomy & Astrophysics 649: A1. doi:10.1051/0004-6361/202039657. Bibcode: 2021A&A...649A...1G. 
  2. ↑ 2.0 2.1 2.2 "NGC 4868". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+4868. 
  3. ↑ 3.0 3.1 3.2 Maragkoudakis, A.; Zezas, A.; Ashby, M. L. N.; Willner, S. P. (2014). "Aperture effects on spectroscopic galaxy activity classification". Monthly Notices of the Royal Astronomical Society 441 (3): 2296–2308. doi:10.1093/mnras/stu634. Bibcode: 2014MNRAS.441.2296M. 
  4. ↑ "Search specification: NGC 4868". HyperLeda. Université Claude Bernard Lyon 1. http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%204868. Retrieved 2024-10-26. 
  5. ↑ "Results for object NGC 4868 (NGC 4868)". NASA/IPAC Extragalactic Database. California Institute of Technology. https://ned.ipac.caltech.edu/byname?objname=NGC%204868&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1. Retrieved 2024-10-26. 
  6. ↑ "NGC 4868 - Spiral Galaxy in Canes Venatici". https://theskylive.com/sky/deepsky/ngc4868-object. 
  7. ↑ "NGCIC". http://www.klima-luft.de/steinicke/ngcic/ngcic_e.htm. 
  8. ↑ Burbidge, E. Margaret; Burbidge, Geoffrey; Arp, Halton C.; Zibetti, Stefano (2003). "QSOs Associated with M82". The Astrophysical Journal 591 (2): 690–694. doi:10.1086/375411. Bibcode: 2003ApJ...591..690B. https://iopscience.iop.org/article/10.1086/375411/pdf. 
  9. ↑ Garcia, A. M. (1993). "General study of group membership. II. Determination of nearby groups". Astronomy and Astrophysics Supplement Series 100: 47. Bibcode: 1993A&AS..100...47G. 
  10. ↑ "LGG 319". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=LGG+319. 
  11. ↑ "SN 2018cur". IAU. https://www.wis-tns.org/object/2018cur. 



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