Astronomy:NGC 491
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Short description: Barred spiral galaxy in the constellation of Sculptor
| NGC 491 | |
|---|---|
 Hubble image of NGC 491 showing its spiral arms. | |
| Observation data (J2000 epoch) | |
| Constellation | Sculptor |
| Right ascension | 01h 21m 20.4s[1] |
| Declination | −34° 03′ 48″[1] |
| Redshift | 0.012902/3868 km/s[1] |
| Distance | 161 million ly |
| Apparent magnitude (V) | 13.21[1] |
| Characteristics | |
| Type | SB(rs)b [1] |
| Apparent size (V) | 1.4' x 1.0'[1] |
| Other designations | |
| ESO 352-53, IRAS 01190-3419, MCG -6-4-11, PGC 4914, GC 279[1] | |
NGC 491 is a barred spiral galaxy located about 161 million light-years away from Earth, in the constellation Sculptor.[2][3] NGC 491 was discovered by astronomer John Herschel on September 25, 1834.[4]
See also
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for NGC 0491. http://nedwww.ipac.caltech.edu/.
- ↑ Rojas, Sebastián García. "Galaxy NGC 491 - Galaxy in Sculptor Constellation · Deep Sky Objects Browser" (in en). https://dso-browser.com/deep-sky/1380/ngc-491/galaxy.
- ↑ "Your NED Search Results". http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+491&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.
- ↑ "New General Catalog Objects: NGC 450 - 499" (in en-US). http://cseligman.com/text/atlas/ngc4a.htm#480.
External links
- NGC 491 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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