NGC 991

NGC 991 is an intermediate spiral galaxy the constellation Cetus. This galaxy was discovered by astronomer William Herschel in 1785.^[4][5][6]

NGC 991
SDSS image of NGC 991
Observation data (J2000 epoch)
Constellation	Cetus
Right ascension	02h 35m 32.68341s[1]
Declination	−07° 09′ 15.8406″[1]
Redshift	0.005126[2]
Heliocentric radial velocity	1532.8 km/s[2]
Distance	62.9 ± 4.5 Mly (19.28 ± 1.37 Mpc)[3]
Apparent magnitude (B)	12.36[2]
Characteristics
Type	SAB(rs)c[3]
Other designations
MCG -01-07-023, PGC 9846[2]

One supernova has been observed in NGC 991: SN 1984L (type Ib, mag. 14) was discovered by Robert Evans on 28 August 1984.^[7][8][9]

See also

• List of NGC objects (1–1000)