NGC 4605

NGC 4605 is a dwarf barred spiral galaxy[6] in the constellation Ursa Major, located at a distance of 18.1 ± 0.3 megalight-years from the Milky Way.[5] Physically it is similar in size and in B-band absolute magnitude to the Large Magellanic Cloud.[6] It is a member of the M81 Galaxy Group, along with Messier 81 and Messier 101.[9]

NGC 4605
NGC 4605 by Hubble.[1]
Observation data (J2000 epoch)
Constellation	Ursa Major
Right ascension	12^h 39^m 59.381^s[2]
Declination	+61° 36′ 33.09″[2]
Redshift	0.000484±0.000020[3]
Helio radial velocity	143 ± 5 km/s[4]
Distance	18.10 ± 0.33 Mly (5.55 ± 0.10 Mpc)[5]
Apparent magnitude (V)	10.9[4]
Absolute magnitude (B)	–18.10[6]
Characteristics
Type	SBc[6] or SB(s)c pec[4]
Mass/Light ratio	0.25±0.03[6] M☉/L☉
Apparent size (V)	6′.03 × 2′.45[7]
Other designations
UGC 7831,[8] PGC 42408[4]

References

1. "The scale of the Universe". ESA/Hubble Picture of the Week. Retrieved 10 May 2014.
2. Skrutskie, M. F.; et al. (February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708.
3. Paturel, G.; et al. (2002). Comparison LEDA/SIMBAD octobre 2002. Catalogue to be published in 2003. LEDA. Bibcode:2002LEDA.........0P.
4. "NASA/IPAC Extragalactic Database". Results for NGC 4605. Retrieved 2010-05-14.
5. Tully, R. Brent; et al. (October 2013). "Cosmicflows-2: The Data". The Astronomical Journal. 146 (4): 25. arXiv:1307.7213. Bibcode:2013AJ....146...86T. doi:10.1088/0004-6256/146/4/86. 86.
6. Bolatto, A. D.; et al. (August 2002). "The Density Profile of the Dark Matter Halo of NGC 4605". Astrophysical Journal. 565: 238–243. arXiv:astro-ph/0108050. doi:10.1086/324596.
7. Paturel, G.; et al. (December 2003). "HYPERLEDA. I. Identification and designation of galaxies". Astronomy and Astrophysics. 412: 45–55. Bibcode:2003A&A...412...45P. doi:10.1051/0004-6361:20031411.
8. "NGC 4605". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-04-29.
9. Karachentsev, Igor D.; Kaisin, Serafim S. (May 2007). "A View of the M81 Galaxy Group via the Hα Window". The Astronomical Journal. 133 (5): 1883–1902. arXiv:astro-ph/0701465. Bibcode:2007AJ....133.1883K. doi:10.1086/512127.

External links

• "Distance Results for NGC 4605". NASA/IPAC Extragalactic Database. Retrieved 2010-05-14.
• Media related to NGC 4605 at Wikimedia Commons
• NGC 4605 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images