Astronomy:NGC 4489
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| NGC 4489 | |
|---|---|
 The elliptical galaxy NGC 4489. | |
| Observation data (J2000 epoch) | |
| Constellation | Coma Berenices |
| Right ascension | 12h 30m 52.2s[1] |
| Declination | 16° 45′ 32″[1] |
| Redshift | 0.003206/961 km/s[1] |
| Distance | 57 Mly |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 12.84 [1] |
| Characteristics | |
| Type | E [1] |
| Size | ~26,000 ly |
| Apparent size (V) | 1.7 x 1.5[1] |
| Other designations | |
| CGCG 99-73, MCG 3-32-54, PGC 41365, UGC 7655, VCC 1321[1] | |
NGC 4489 is a dwarf elliptical galaxy[2] located about 60 million light-years away[3] in the constellation of Coma Berenices.[4] It was discovered by astronomer William Herschel on March 21, 1784.[5] NGC 4489 is a member of the Virgo Cluster.[6]
See also
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for NGC 4489. http://nedwww.ipac.caltech.edu/.
- ↑ Mei, S.; Silva, D. R.; Quinn, P. J. (30 October 2000). "Anomalous surface brightness fluctuations in NGC 4489⋆". Astronomy & Astrophysics 366: 54–61. doi:10.1051/0004-6361:20000080. https://www.aanda.org/articles/aa/pdf/2001/04/aa9665.pdf.
- ↑ "Your NED Search Results". http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+4489&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ Rojas, Sebastián García. "Galaxy NGC 4489 - Galaxy in Coma Berenices Constellation · Deep Sky Objects Browser" (in en). https://dso-browser.com/deep-sky/5537/ngc-4489/galaxy.
- ↑ "New General Catalog Objects: NGC 4450 - 4499" (in en-US). http://cseligman.com/text/atlas/ngc44a.htm#4457.
- ↑ "Detailed Object Classifications". http://ned.ipac.caltech.edu/cgi-bin/NEDatt?objname=NGC+4489.
External links
- NGC 4489 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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