HD 126200
(Redirected from HR 5388)
| 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] |
| Distance | 440 ± 20 ly (136 ± 7 pc) |
| Details | |
| Rotational velocity (v sin i) | 144[5] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
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
[edit]- ^ 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.
- ^ 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.
- ^ 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
- ^ 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.
- ^ 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.
- ^ 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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