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HD 33203 is double star in the northern constellation of Auriga. It includes a bright giant star[2] with a stellar classification of B2II.[3] The two components have an angular separation of 1.617″ along a position angle of 222.1°.[5]

HD 33203
Observation data
Epoch J2000      Equinox J2000
Constellation Auriga
Right ascension 05h 10m 18.80756s[1]
Declination +37° 18′ 06.6588″[1]
Apparent magnitude (V) 6.12[2]
Characteristics
Spectral type K: + B2II[3]
U−B color index −0.36[2]
B−V color index +0.72[2]
Astrometry
Radial velocity (Rv)+8.6[4] km/s
Proper motion (μ) RA: +3.01[1] mas/yr
Dec.: −0.33[1] mas/yr
Parallax (π)2.06 ± 1.15 mas[1]
Distanceapprox. 1,600 ly
(approx. 500 pc)
Other designations
BD+37° 1067, HD 33203, HIP 24072, SAO 57704.
Database references
SIMBADdata

References


  1. 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, S2CID 18759600Vizier catalog entry
  2. Fernie, J. D. (May 1983), "New UBVRI photometry for 900 supergiants", Astrophysical Journal Supplement Series, 52: 7–22, Bibcode:1983ApJS...52....7F, doi:10.1086/190856
  3. Lesh, Janet Rountree (December 1968), "The Kinematics of the Gould Belt: an Expanding Group?", Astrophysical Journal Supplement, 17: 371, Bibcode:1968ApJS...17..371L, doi:10.1086/190179
  4. Wilson, Ralph Elmer (1953), "General Catalogue of Stellar Radial Velocities", Carnegie Institute Washington D.C. Publication, Washington: Carnegie Institution of Washington, Bibcode:1953GCRV..C......0W
  5. Hartkopf, William I.; Mason, Brian D. (August 2011), "Speckle Interferometry at the USNO Flagstaff Station: Observations Obtained in 2008 and Nine New Orbits", The Astronomical Journal, 142 (2): 10, Bibcode:2011AJ....142...56H, doi:10.1088/0004-6256/142/2/56, 56



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