NGC 4309

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)
ConstellationVirgo[1]
Right ascension12h 22m 12.4s[2]
Declination07° 08′ 40″[2]
Redshift0.002899[2]
Helio radial velocity869 km/s[2]
Distance54 Mly (16.6 Mpc)[2]
Group or clusterVirgo Cluster
Apparent magnitude (V)13.6[2]
Characteristics
TypeSAB0^+(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

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

References
  1. 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.
  2. "NASA/IPAC Extragalactic Database". Results for NGC 4309. Retrieved 2007-03-30.
  3. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2019-09-01.
  4. "New General Catalog Objects: NGC 4300 - 4349". cseligman.com. Retrieved 2019-08-19.
  5. 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.
  6. "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2019-09-01.
  7. 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.
  8. 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.
  9. 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.


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