NGC 4598

NGC 4598 is a barred lenticular galaxy[3] located in the constellation Virgo.[4] NGC 4598 was discovered by astronomer William Herschel on April 15, 1784.[5]

NGC 4598
Sloan Digital Sky Survey image of NGC 4598.
Observation data (J2000 epoch)
ConstellationVirgo
Right ascension12h 40m 11.9s[1]
Declination08° 23′ 01″[1]
Redshift0.006541[1]
Helio radial velocity1961 km/s[1]
Distance63.7 Mly (19.54 Mpc),[2] 88.71 Mly (27.200 Mpc), 102 Mly (31.3 Mpc) (Redshift-based) [1][2]
Group or clusterVirgo Cluster
Apparent magnitude (V)13.6[1]
Characteristics
TypeSB0[1]
Size~43,900 ly (13.45 kpc) (estimated)[1]
Apparent size (V)1.47 x 1.06[1]
Other designations
CGCG 70-207, MCG 2-32-171, PGC 42427, UGC 7829, VCC 1827[1]

The distance to NGC 4598 has not been accurately determined; measurements vary from 64 to 102 million light-years.[3][6] According to the NASA/IPAC Extragalactic Database, its redshift based distance is 102 Mly (31.3 Mpc) while its redshift independent based distance is 88.71 Mly (27.200 Mpc).[3] Also, according to SIMBAD, its distance is 63.7 Mly (19.54 Mpc).[6] NGC 4598's average distance is 84.8 Mly (26.0 Mpc).

Group Membership

NGC 4598 is usually considered to be a member of the Virgo Cluster.[7][8] However, P. Fouqu´e et al. suggests it may be a background galaxy independent of the main cluster.[9]

See also

Notes
1.^ This value was determined by using the three other measured values given above.

References
  1. "NASA/IPAC Extragalactic Database". Results for NGC 4598. Retrieved 2018-03-18.
  2. "NGC 4598". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2018-03-18.
  3. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-03-19.
  4. "Revised NGC Data for NGC 4598". spider.seds.org. Retrieved 2018-03-19.
  5. "New General Catalog Objects: NGC 4550 - 4599". cseligman.com. Retrieved 2018-03-08.
  6. "NGC 4598". Retrieved 2018-03-19.
  7. 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.
  8. Erwin, Peter; Gutiérrez, Leonel; Beckman, John E. (2012). "A Strong Dichotomy in S0 Disk Profiles between the Virgo Cluster and the Field". The Astrophysical Journal Letters. 744 (1): L11. arXiv:1111.5027. Bibcode:2012ApJ...744L..11E. doi:10.1088/2041-8205/744/1/l11. ISSN 2041-8205. S2CID 119187927.
  9. Fouqué, P.; Solanes, J. M.; Sanchis, T.; Balkowski, C. (2001-09-01). "Structure, mass and distance of the Virgo cluster from a Tolman-Bondi model". Astronomy & Astrophysics. 375 (3): 770–780. arXiv:astro-ph/0106261. Bibcode:2001A&A...375..770F. doi:10.1051/0004-6361:20010833. ISSN 0004-6361. S2CID 10468717.


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