| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Boötes |
| Right ascension | 14 20 08.66566 |
| Declination | +30° 25′ 44.8682″ |
| Apparent magnitude (V) | 6.46 |
| Characteristics | |
| Spectral type | A5III |
| U−B color index | +0.10 |
| B−V color index | +0.16 |
| Variable type | Suspected |
| Astrometry | |
| Radial velocity (Rv) | +1.3 km/s |
| Proper motion (μ) | RA: -9.27 mas/yr Dec.: -6.00 mas/yr |
| Parallax (π) | 10.76 ± 0.41 mas |
| Distance | 300 ± 10 ly (93 ± 4 pc) |
| Details | |
| Luminosity | 18 L☉ |
| Temperature | 8,123 K |
| Rotational velocity (v sin i) | 26 km/s |
| Other designations | |
| BD+31° 2605, HD 125658, HIP 70051, HR 5374, NSV 6633, SAO 64074. | |
| Database references | |
| SIMBAD | data |
HD 125658 is a candidate variable star in the northern constellation of Boötes.
References
- ^ 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.
- ^ Mermilliod, J.-C. (1986), "Compilation of Eggen's UBV data, transformed to UBV (unpublished)", Catalogue of Eggen's UBV Data. SIMBAD, Bibcode:1986EgUBV........0M.
- 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.
- ^ Samus, N. N.; Durlevich, O. V.; et al. (2004). "Combined General Catalogue of Variable Stars (GCVS4.2)". Retrieved 2007-01-04.
- Wielen, R.; et al. (2000), "Sixth Catalogue of Fundamental Stars (FK6). Part III. Additional fundamental stars with direct solutions", Veröffentlichungen Astronomisches Rechen-Institut Heidelberg, vol. 37, no. 37, Karlsruhe: Verlag G. Braun, pp. 1–308, Bibcode:2000VeARI..37....1W, ISBN 3-7650-0536-3.
- ^ McDonald, I.; et al. (2012), "Fundamental Parameters and Infrared Excesses of Hipparcos Stars", Monthly Notices of the Royal Astronomical Society, 427 (1): 343–57, arXiv:1208.2037, Bibcode:2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x, S2CID 118665352.
- Royer, F.; et al. (October 2002), "Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i", Astronomy and Astrophysics, 393: 897–911, arXiv:astro-ph/0205255, Bibcode:2002A&A...393..897R, doi:10.1051/0004-6361:20020943, S2CID 14070763.
External links
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