NGC 804

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]

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]

See also

• List of NGC objects (1–1000)