Andromeda III

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Andromeda III
Observation data (J2000 epoch)
Right ascension00h 35m 33.8s[1]
Declination+36° 29′ 52″[1]
Redshift-351 ± 9 km/s[1]
Distance2.44 ± 0.08 Mly (748 ± 24 kpc)[2]
Apparent magnitude (V)15.0[1]
Apparent size (V)4′.5 × 3′.0[1]
Notable featuressatellite galaxy of M31
Other designations
AndIII,[1] RC2 Anon 0032+36,[1] PGC 2121[1]
See also: Galaxy, List of galaxies

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[2] on photographic plates taken in 1970 and 1971.[3]

See also[edit]


  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 Lua error in Module:Citation/CS1 at line 379: attempt to call method 'match' (a nil value).
  2. 2.0 2.1 McConnachie, A. W.; Irwin, M. J.; Ferguson, A. M. N.; Ibata, R. A.; Lewis, G. F.; Tanvir, N. (2005). "Distances and metallicities for 17 Local Group galaxies". Monthly Notices of the Royal Astronomical Society 356 (4): 979–997. arXiv:astro-ph/0410489. Bibcode 2005MNRAS.356..979M. doi:10.1111/j.1365-2966.2004.08514.x.
  3. van den Bergh, Sydney (January 1972). "Search for Faint Companions to M31". Astrophysical Journal 171: L31. Bibcode 1972ApJ...171L..31V. doi:10.1086/180861.

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