Andromeda III

Not to be confused with 3 Andromedae.
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]
Apparent magnitude (V) 15.0[1]
Characteristics
Type dSph[1]
Apparent size (V) 4.5 × 3.0[1]
Notable features satellite galaxy of M31
Other designations
AndIII,[1] RC2 Anon 0032+36,[1] PGC 2121[1]

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

References

  1. 1 2 3 4 5 6 7 8 9 "NASA/IPAC Extragalactic Database". Results for AndIII. Retrieved 2006-12-18.
  2. 1 2 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/0410489Freely accessible. 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.

External links

Coordinates: 00h 35m 33.8s, +36° 29′ 52″

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