NGC 1023
| NGC 1023 | |
|---|---|
Galaxy NGC 1023
|
|
| Observation data (J2000 epoch) | |
| Constellation | Perseus |
| Right ascension | 02h 40m 24.0s |
| Declination | +39° 03′ 48″ |
| Redshift | 0.002125 |
| Helio radial velocity | 637 ± 4 km/s |
| Distance | ~19 Mly (Light Travel-Time redshift-based) 30 to 64 Mly (measured) |
| Apparent magnitude (V) | 10.35 |
| Characteristics | |
| Type | SB0 |
| Apparent size (V) | 8.7' x 3.0' |
| Other designations | |
| UGC 2154, PGC 10123, MCG+06-06-073, Arp 135 | |
NGC 1023 is a barred lenticular galaxy, a member of the NGC 1023 group of galaxies in the Local Supercluster. Distance measurements vary from 9.3 to 19.7 million parsecs (30 to 64 million light-years).
NGC 1023 is included in Halton Arp's Atlas of Peculiar Galaxies, under the category "Galaxies with Nearby Fragments" under the number 135.
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