Astronomy:NGC 4868
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| {{{name}}} | |
|---|---|
| NGC 4868 SDSS image of NGC 4868 | |
| Observation data (J2000 epoch) | |
| Constellation | Canes Venatici |
| Right ascension | 12h 59m 08.88278s[1] |
| Declination | +37° 18′ 37.4675″[1] |
| Redshift | 0.015597[2] |
| Helio radial velocity | 4639 km/s[2] |
| Distance | 241 Mly (74.0 Mpc)[3] |
| Apparent magnitude (B) | 12.95[4] |
| Characteristics | |
| Type | SAab?[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]
See also
References
- ↑ 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.
- ↑ 2.0 2.1 2.2 "NGC 4868". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+4868.
- ↑ 3.0 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.
- ↑ "Search specification: NGC 4868". HyperLeda. Université Claude Bernard Lyon 1. http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%204868. Retrieved 2024-10-26.
- ↑ "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.
- ↑ "NGC 4868 - Spiral Galaxy in Canes Venatici". https://theskylive.com/sky/deepsky/ngc4868-object.
- ↑ "NGCIC". http://www.klima-luft.de/steinicke/ngcic/ngcic_e.htm.
- ↑ 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.
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