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HD 126200

From Wikipedia, the free encyclopedia

HD 126200
Observation data
Epoch J2000      Equinox J2000
Constellation Boötes
Right ascension 14h 24m 00.87671s[1]
Declination +08° 14′ 38.2990″[1]
Apparent magnitude (V) 5.80[2]
Characteristics
Spectral type A3V[3]
U−B color index +0.12[2]
B−V color index +0.03[2]
Variable type Algol variable
Astrometry
Radial velocity (Rv)−7.0±4.3[4] km/s
Proper motion (μ) RA: −5.94±0.33[1] mas/yr
Dec.: −13.35±0.28[1] mas/yr
Parallax (π)7.38 ± 0.37 mas[1]
Distance440 ± 20 ly
(136 ± 7 pc)
Details
Rotational velocity (v sin i)144[5] km/s
Other designations
BD+08° 2857, HD 126200, HIP 70384, HR 5388, SAO 120433.
Database references
SIMBADdata

HD 126200 is a blue dwarf star in the northern constellation of Boötes. It has been identified as an Algol-type eclipsing binary, although subsequent observations do not confirm this.[2][6]

References

  1. ^ a b c d e 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 18759600.
  2. ^ a b c d Srivastava, J. B.; Kandpal, C. D. (August 1984), "HD 126200 - a Suspected Eclipsing Binary?", Information Bulletin on Variable Stars, 2574 (2574): 1, Bibcode:1984IBVS.2574....1S.
  3. ^ Cowley, A.; et al. (April 1969), "A study of the bright A stars. I. A catalogue of spectral classifications", Astronomical Journal, 74: 375–406, Bibcode:1969AJ.....74..375C, doi:10.1086/110819
  4. ^ Gontcharov, G. A. (November 2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759–771. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065. S2CID 119231169.
  5. ^ Royer, F.; Zorec, J.; Gómez, A. E. (February 2007), "Rotational velocities of A-type stars. III. Velocity distributions", Astronomy and Astrophysics, 463 (2): 671–682, arXiv:astro-ph/0610785, Bibcode:2007A&A...463..671R, doi:10.1051/0004-6361:20065224, S2CID 18475298.
  6. ^ Srivastava, R. K. (1998), "Neglected binaries of special interest", Bulletin of the Astronomical Society of India, 26: 531, Bibcode:1998BASI...26..531S.

External links


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This page was last edited on 27 October 2022, at 09:56
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