NGC 804
| 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] |
| Heliocentric 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 the December 24 , 1897 and it has been added to the Index Catalogue under the symbol IC 1773.[4][5][6]
See also
References
- ^ a b Skrutskie, M. (2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708.
- ^ a b c d e "NGC 804". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-05-24.
- ^ a b 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. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2020-03-24.
- ^ "Revised NGC Data for NGC 804". spider.seds.org. Retrieved 2020-03-24.
- ^ Ford, Dominic. "The galaxy NGC 804 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-03-24.
External links
Media related to NGC 804 at Wikimedia Commons
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