Andromeda III

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Andromeda III
Observation data (J2000 epoch)
Constellation Andromeda
Right ascension 00h 35m 33.8s[1]
Declination +36° 29′ 52″[1]
Redshift -351 ± 9 km/s[1]
Distance 2.44 ± 0.08 Mly (748 ± 24 kpc)[2]
Type dSph[1]
Apparent dimensions (V) 4′.5 × 3′.0[1]
Apparent magnitude (V) 15.0[1]
Notable features satellite 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. And III is part of the Local group of galaxies and is a satellite galaxy of the Andromeda Galaxy (M31). And III was discovered by Sidney van den Bergh[2] on photographic plates taken in 1970 and 1971.[3]

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[edit] References

  1. ^ a b c d e f g h i NASA/IPAC Extragalactic Database. Results for AndIII. Retrieved on 2006-12-18.
  2. ^ a b 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. 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, <http://adsabs.harvard.edu/abs/1972ApJ...171L..31V> 
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