Chi Cassiopeiae

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χ Cassiopeiae
Chi cassiopeiae diagram.jpg
Map of the Bayer-designated stars in Cassiopeia. Chi Cassiopeiae is circled.
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Cassiopeia
Right ascension 01h 33m 55.877s[1]
Declination +59° 13′ 55.35″[1]
Apparent magnitude (V) +4.68
Characteristics
Spectral type G9IIIb[2]
U−B color index +0.76
B−V color index +1.00
Variable type none
Astrometry
Radial velocity (Rv) +006 km/s
Proper motion (μ) RA: −43.03 ± 0.34[1] mas/yr
Dec.: −22.31 ± 0.32[1] mas/yr
Parallax (π) 15.67 ± 0.39[1] mas
Distance 208 ± 5 ly
(64 ± 2 pc)
Absolute magnitude (MV) +0.7
Details
Radius 11.0 ± 0.8[2] R
Other designations
39 Cassiopeiae, HR 442, HD 9408, BD+58°260, HIP 7294, SAO 22397

Chi Cassiopeiae (χ Cas, χ Cassiopeiae) is a star in the constellation Cassiopeia. χ Cassiopeiae is a yellow G-type giant with an apparent magnitude of +4.68. It is approximately 208 light years from Earth.[1]

References[edit]

  1. ^ a b c d e f van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. ^ a b Nordgren, Tyler E. et al. (December 1999), "Stellar Angular Diameters of Late-Type Giants and Supergiants Measured with the Navy Prototype Optical Interferometer", The Astronomical Journal 118 (6): 3032–3038, Bibcode:1999AJ....118.3032N, doi:10.1086/301114