NGC 4656 and NGC 4657

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NGC 4656/7

NGC 4656/7. Credit: Scott Anttila.
Observation data (J2000 epoch)
Constellation Canes Venatici[1]
Right ascension 12h 43m 57.7s[2]
Declination +32° 10′ 05″[2]
Redshift 646 km/s[2]
Type SB(s)m pec[2]
Apparent dimensions (V) 12′.9[2]
Apparent magnitude (V) 11.0[2]
Notable features Interacting galaxy pair
Other designations
UGC 7907,[2] PGC 42863[2]
See also: Galaxy, List of galaxies

NGC 4656 and NGC 4657 are a pair of interacting galaxies located in the constellation Canes Venatici. The pair is sometimes informally called the Hockey Stick Galaxies. Both galaxies are members of the NGC 4631 Group.

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[edit] References

  1. ^ R. W. Sinnott, editor (1988). The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J. L. E. Dreyer. Sky Publishing Corporation and Cambridge University Press. ISBN 0-933-34651-4. 
  2. ^ a b c d e f g h NASA/IPAC Extragalactic Database. Results for NGC 4656. Retrieved on 2006-04-30.