HD 126271
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes[1] |
| Right ascension | 14h 24m 18.26833s[2] |
| Declination | +08° 05′ 04.5531″[2] |
| Apparent magnitude (V) | 6.18[3] |
| Characteristics | |
| Evolutionary stage | red giant branch[2] |
| Spectral type | K4 III[4] |
| U−B color index | 1.24[3] |
| B−V color index | 1.18[3] |
| Astrometry | |
| Radial velocity (Rv) | −30.8±0.8[5] km/s |
| Proper motion (μ) | RA: −120.146[2] mas/yr Dec.: −101.944[2] mas/yr |
| Parallax (π) | 8.0968±0.0330 mas[2] |
| Distance | 403 ± 2 ly (123.5 ± 0.5 pc) |
| Absolute magnitude (MV) | +0.99[1] |
| Details | |
| Mass | 1.4[6] M☉ |
| Radius | 11.4[7] R☉ |
| Luminosity | 52[4] L☉ |
| Surface gravity (log g) | 2.3[6] cgs |
| Temperature | 4,410[6] K |
| Metallicity [Fe/H] | +0.00[6] dex |
| Other designations | |
| BD+08°2858, HD 126271, HIP 70414, HR 5394, SAO 120436[8] | |
| Database references | |
| SIMBAD | data |
HD 126271 is a suspected variable star in the northern constellation of Boötes.
References
[edit]- ^ a b Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015.
- ^ a b c d e f {{cite Gaia DR3|1175733385881655552{{
- ^ a b c Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV Data. SIMBAD, Bibcode:1986EgUBV........0M
- ^ a b Luck, R. Earle; Heiter, Ulrike (June 2007), "Giants in the Local Region", The Astronomical Journal, 133 (6): 2464–2486, Bibcode:2007AJ....133.2464L, doi:10.1086/513194
- ^ 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.
- ^ a b c d Melo, C. H. F.; et al. (August 2005), "On the nature of lithium-rich giant stars. Constraints from beryllium abundances", Astronomy and Astrophysics, 439 (1): 227–235, arXiv:astro-ph/0504133, Bibcode:2005A&A...439..227M, doi:10.1051/0004-6361:20041805, S2CID 10580797.
- ^ McDonald, I.; Zijlstra, A. A.; Watson, R. A. (2017). "Fundamental parameters and infrared excesses of Tycho-Gaia stars". Monthly Notices of the Royal Astronomical Society. 471 (1): 770. arXiv:1706.02208. Bibcode:2017MNRAS.471..770M. doi:10.1093/mnras/stx1433.
- ^ "HD 126271". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2025-04-16.
External links
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