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NGC 225

Coordinates:Sky map00h 43.7m 00s, 61° 47′ 00″
From Wikipedia, the free encyclopedia
Open cluster in the constellation Cassiopeia
NGC 225
NGC 225 in Cassiopeia
Observation data (J2000epoch)
Right ascension00h 43.7m[1]
Declination+61° 47′[1]
Distance2200ly (676pc[2])
Apparent magnitude (V)7.0[1]
Apparent dimensions (V)12arcminute
Physical characteristics
Image
Other designationsCr 7, C 0040+615
Associations
ConstellationCassiopeia[3]
See also:Open cluster,List of open clusters

NGC 225 is anopen cluster in theconstellationCassiopeia. It is located roughly 2,200 light-years from Earth. It is about 100 to 150 million years old.[2]

The binary fraction, or the fraction of stars that aremultiple stars, is 0.52.[2]

See also

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References

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  1. ^abc"NGC 225".SIMBAD.Centre de données astronomiques de Strasbourg. Retrieved2006-05-29.
  2. ^abcYalyalieva, L.; Carraro, G.; Glushkova, E.; Munari, U.; Ochner, P. (2022)."The young Galactic cluster NGC 225: Binary stars' content and total mass estimate".Monthly Notices of the Royal Astronomical Society.arXiv:2204.12558.doi:10.1093/mnras/stac1199.
  3. ^R. W. Sinnott, ed. (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 978-0-933346-51-2.

External links

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