NGC 1989
Galaxy in the constellation Columba
From Wikipedia, the free encyclopedia
NGC 1989 (also known as ESO 423-21) is a lenticular galaxy in the Columba constellation. It is about 482 million light-years away from the Milky Way. The galaxy was discovered by John Herschel on January 28, 1835.[4] Its apparent magnitude is 12.9[2] and its size is 1.40 by 1.1 arc minutes.[3]
| NGC 1989 | |
|---|---|
legacy surveys image of NGC 1989 | |
| Observation data (J2000 epoch) | |
| Constellation | Columba |
| Right ascension | 05h 34m 2342s[1] |
| Declination | −30° 48′ 03.55″[1] |
| Redshift | 0.035858[1] |
| Heliocentric radial velocity | 10557[1] |
| Distance | 482 Million[2] |
| Apparent magnitude (V) | 12.9[2] |
| Apparent magnitude (B) | 14.13[1] |
| Characteristics | |
| Type | S0[1] |
| Apparent size (V) | 1.40 x 1.1arc minutes[3] |
| Other designations | |
| ESO 423-21, MCG -5-14-4, AM 0532-304, PGC 17464[2] | |
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