Omega Cassiopeiae

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ω Cassiopeiae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Cassiopeia
Right ascension 01h 56m 00.028s[1]
Declination +68° 41′ 06.87″[1]
Apparent magnitude (V) +4.97
Characteristics
Spectral type B8III
U−B color index −0.40
B−V color index −0.10
Variable type none
Astrometry
Radial velocity (Rv) −24 km/s
Proper motion (μ) RA: 14.96 ± 0.17[1] mas/yr
Dec.: −10.11 ± 0.18[1] mas/yr
Parallax (π) 4.65 ± 0.24[1] mas
Distance 700 ± 40 ly
(220 ± 10 pc)
Absolute magnitude (MV) −1.68
Other designations
46 Cassiopeiae, HR 548, HD 11529, BD+67°169, FK5 2129, HIP 9009, SAO 12038
Map of the Bayer-designated stars in Cassiopeia. Omega Cassiopeiae is circled.

Omega Cassiopeiae (ω Cas, ω Cassiopeiae) is a star in the constellation Cassiopeia. ω Cassiopeiae is a blue-white B-type giant with an apparent magnitude of +4.97. It is approximately 700 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