NGC 991
Intermediate spiral galaxy in the constellation Cetus
From Wikipedia, the free encyclopedia
NGC 991 is an intermediate spiral galaxy the constellation Cetus. This galaxy was discovered by astronomer William Herschel in 1785.[4][5][6]
Right ascension02h 35m 32.68341s[1]
Declination−07° 09′ 15.8406″[1]
| 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] | |
