Astronomy:HD 126271
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Short description: Star in the constellation Boötes
| Observation data Equinox J2000.0]] (ICRS) | |
|---|---|
| Constellation | Boötes |
| Right ascension | 14h 24m 18.26806s[1] |
| Declination | +08° 05′ 04.5567″[1] |
| Apparent magnitude (V) | 6.18[2] |
| Characteristics | |
| Spectral type | K4 III[3] |
| U−B color index | 1.24[2] |
| B−V color index | 1.18[2] |
| R−I color index | 0.6 |
| Astrometry | |
| Radial velocity (Rv) | −30.8±0.8[4] km/s |
| Proper motion (μ) | RA: −120.44[1] mas/yr Dec.: −101.61[1] mas/yr |
| Parallax (π) | 9.09 ± 0.50[1] mas |
| Distance | 360 ± 20 ly (110 ± 6 pc) |
| Details | |
| Mass | 1.4[5] M☉ |
| Luminosity | 1.72[3] L☉ |
| Surface gravity (log g) | 2.3[5] cgs |
| Temperature | 4,410[5] K |
| Metallicity [Fe/H] | +0.00[5] dex |
| Other designations | |
BD+08° 2858, HD 126271, HIP 70414, HR 5394, SAO 120436. | |
| Database references | |
| SIMBAD | data |
HD 126271 is a suspected variable star in the northern constellation of Boötes.
References
- ↑ 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F. (2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics 474 (2): 653–664, doi:10.1051/0004-6361:20078357, Bibcode: 2007A&A...474..653V.
- ↑ 2.0 2.1 2.2 Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV Data. SIMBAD, Bibcode: 1986EgUBV........0M
- ↑ 3.0 3.1 Luck, R. Earle; Heiter, Ulrike (June 2007), "Giants in the Local Region", The Astronomical Journal 133 (6): 2464–2486, doi:10.1086/513194, Bibcode: 2007AJ....133.2464L
- ↑ 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. doi:10.1134/S1063773706110065. Bibcode: 2006AstL...32..759G.
- ↑ 5.0 5.1 5.2 5.3 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, doi:10.1051/0004-6361:20041805, Bibcode: 2005A&A...439..227M.
External links
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