Astronomy:NGC 804
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Short description: Lenticular galaxy in the constellation Triangulum
| NGC 804 | |
|---|---|
 SDSS image of NGC 804 | |
| Observation data (J2000 epoch) | |
| Constellation | Triangulum |
| Right ascension | 02h 04m 02.106s[1] |
| Declination | +30° 49′ 58.13″[1] |
| Redshift | 0.017639[2] |
| Helio radial velocity | 5241 km/s[2] |
| Distance | 231.3 Mly (70.92 Mpc)[3] |
| Apparent magnitude (B) | 14.7[2] |
| Characteristics | |
| Type | S0[2] |
| Other designations | |
| IC 1773, UGC 1557, MCG+05-05-049, PGC 7873[2] | |
NGC 804 is a lenticular galaxy located in the Triangulum constellation about 231 million light-years[3] from the Milky Way. It was discovered by the American astronomer Lewis Swift in 1885. This galaxy was also observed by the French astronomer Guillaume Bigourdan on December 24, 1897, and it has been added to the Index Catalogue under the symbol IC 1773.[4][5][6]
See also
References
- ↑ 1.0 1.1 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W. et al. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal 131 (2): 1163–1183. doi:10.1086/498708. ISSN 0004-6256. Bibcode: 2006AJ....131.1163S.
- ↑ 2.0 2.1 2.2 2.3 2.4 "NGC 804". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+804.
- ↑ 3.0 3.1 Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal 655 (2): 790–813. doi:10.1086/510201. Bibcode: 2007ApJ...655..790C.
- ↑ "Your NED Search Results". http://ned.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=ngc+804&img_stamp=YES.
- ↑ "Revised NGC Data for NGC 804". http://spider.seds.org/ngc/revngcic.cgi?NGC804.
- ↑ Ford, Dominic. "The galaxy NGC 804 - In-The-Sky.org" (in en). https://in-the-sky.org/data/object.php?id=NGC804.
External links
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