| Andromeda III | |
|---|---|
| Observation data (J2000 epoch) | |
| Constellation | Andromeda |
| Right ascension | 00h 35m 33.8s |
| Declination | +36° 29′ 52″ |
| Redshift | -351 ± 9 km/s |
| Distance | 2.44 ± 0.08 Mly (748 ± 24 kpc) |
| Apparent magnitude (V) | 15.0 |
| Characteristics | |
| Type | dSph |
| Apparent size (V) | 4′.5 × 3′.0 |
| Notable features | satellite galaxy of M31 |
| Other designations | |
| AndIII, RC2 Anon 0032+36,PGC 2121 | |
Andromeda III is a dwarf spheroidal galaxy about 2.44 million light-years away in the constellation Andromeda. It is part of the Local Group and is a satellite galaxy of the Andromeda Galaxy (M31) and was discovered by Sidney van den Bergh on photographic plates taken in 1970 and 1971.
Coordinates:
00h 35m 33.8s, +36° 29′ 52″