Abell 222

Abell 222
Observation data (Epoch J2000)
Constellation(s)Cetus
Right ascension01h 37m 27.4s[1]
Declination−12° 58′ 45″[1]
Brightest memberLEDA 944643[2]
Richness class3[3]
Bautz–Morgan classificationII-III[3]
Velocity dispersion1,014 km/s[4]
Redshift0.2110[5]
Distance2.4 Gly (740 Mpc)[6]
ICM temperature3.77 ± 0.15 keV[4]
Other designations
RXC J0137.4-1259[1]

Abell 222 is a galaxy cluster in the constellation of Cetus. It holds thousands of galaxies together. It is located at a distance of 2.4 billion light-years from Earth.[6]

  1. ^ a b c "ACO 222". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 24 November 2017.
  2. ^ "2MASX J01373406-1259288". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 24 November 2017.
  3. ^ a b Abell, George O.; Corwin, Harold G. Jr.; Olowin, Ronald P. (May 1989). "A catalog of rich clusters of galaxies". Astrophysical Journal Supplement Series. 70 (May 1989): 1–138. Bibcode:1989ApJS...70....1A. doi:10.1086/191333. ISSN 0067-0049.
  4. ^ a b Durret, F; Laganá, T. F; Adami, C; Bertin, E (2010). "The clusters Abell 222 and Abell 223: A multi-wavelength view". Astronomy and Astrophysics. 517: A94. arXiv:1005.3295. Bibcode:2010A&A...517A..94D. doi:10.1051/0004-6361/201014566. S2CID 118464154.
  5. ^ "NED results for object ABELL 0222". National Aeronautics and Space Administration / Infrared Processing and Analysis Center. Retrieved 24 November 2017.
  6. ^ a b Pete Spotts (5 July 2012). "Cosmic scaffolding uncovered? Scientists find thread of dark matter". The Christian Science Monitor. Christian Science Publishing Society. Retrieved 14 July 2012.