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NGC 4309 
Summary
NGC 4309 is a lenticular galaxy located about 55 million light-years away[3] in the constellation Virgo. The galaxy was discovered by astronomer Christian Peters in 1881[4] and is a member of the Virgo Cluster.[5][6]
| NGC 4309 | |
|---|---|
 SDSS image of NGC 4309 | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo[1] |
| Right ascension | 12h 22m 12.4s[2] |
| Declination | 07° 08′ 40″[2] |
| Redshift | 0.002899[2] |
| Heliocentric radial velocity | 869 km/s[2] |
| Distance | 54 Mly (16.6 Mpc)[2] |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 13.6[2] |
| Characteristics | |
| Type | SAB0^+(r)[2] |
| Size | ~62,000 ly (19 kpc) (estimated)[2] |
| Apparent size (V) | 4.99 x 0.79[2] |
| Other designations | |
| UGC 7435, PGC 40051, VCC 0534, MCG +01-32-025[2] | |
NGC 4309 is classified as an AGN[7] and has undergone ram-pressure stripping.[8]
Globular clusters edit
Within a distance of 160,000 ly (50 kpc) from NGC 4309 exists a population of 162 globular clusters that surround the galaxy.[9]
See also edit
References edit
- ^ R. W. Sinnott, ed. (1988). The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J. L. E. Dreyer. Sky Publishing Corporation and Cambridge University Press. ISBN 978-0-933346-51-2.
- ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 4309. Retrieved 2007-03-30.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2019-09-01.
- ^ "New General Catalog Objects: NGC 4300 - 4349". cseligman.com. Retrieved 2019-08-19.
- ^ Binggeli, B.; Sandage, A.; Tammann, G. A. (1985-09-01). "Studies of the Virgo Cluster. II - A catalog of 2096 galaxies in the Virgo Cluster area". The Astronomical Journal. 90: 1681–1759. Bibcode:1985AJ.....90.1681B. doi:10.1086/113874. ISSN 0004-6256.
- ^ "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2019-09-01.
- ^ Gavazzi, G.; Fumagalli, M.; Fossati, M.; Galardo, V.; Grossetti, F.; Boselli, A.; Giovanelli, R.; Haynes, M. P. (2013-05-01). "Halpha3: an Halpha imaging survey of HI selected galaxies from ALFALFA. II. Star formation properties of galaxies in the Virgo cluster and surroundings". Astronomy and Astrophysics. 553: A89. arXiv:1303.2846. Bibcode:2013A&A...553A..89G. doi:10.1051/0004-6361/201218789. ISSN 0004-6361.
- ^ Köppen, J; Jáchym, P; Taylor, R; Palouš, J (2018-10-01). "Ram pressure stripping made easy: an analytical approach". Monthly Notices of the Royal Astronomical Society. 479 (4): 4367–4390. arXiv:1806.05887. Bibcode:2018MNRAS.479.4367K. doi:10.1093/mnras/sty1610. ISSN 0035-8711. S2CID 119245255.
- ^ Zaritsky, Dennis; Aravena, Manuel; Athanassoula, E.; Bosma, Albert; Comerón, Sébastien; Elmegreen, Bruce G.; Erroz-Ferrer, Santiago; Gadotti, Dimitri A.; Hinz, Joannah L. (2015-01-27). "Globular Cluster Populations: First Results from S4G Early-Type Galaxies". The Astrophysical Journal. 799 (2): 159. arXiv:1411.4615. Bibcode:2015ApJ...799..159Z. doi:10.1088/0004-637X/799/2/159. ISSN 1538-4357.
External links edit
Wikimedia Commons has media related to NGC 4309.
- NGC 4309 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images