Kappa Phoenicis
 
| |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Phoenix |
| Right ascension | 00h 26m 12.20183s[1] |
| Declination | −43° 40′ 47.3929″[1] |
| Apparent magnitude (V) | 3.94[2] |
| Characteristics | |
| Spectral type | A5IVn[3] |
| U−B color index | +0.11[2] |
| B−V color index | +0.17[2] |
| Astrometry | |
| Radial velocity (Rv) | +11.30[4] km/s |
| Proper motion (μ) | RA: +106.20[1] mas/yr Dec.: +32.15[1] mas/yr |
| Parallax (π) | 42.00 ± 0.15[1] mas |
| Distance | 77.7 ± 0.3 ly (23.81 ± 0.09 pc) |
| Absolute magnitude (MV) | 2.05[3] |
| Details | |
| Mass | 1.74[5] M☉ |
| Luminosity | 12.66[3] L☉ |
| Surface gravity (log g) | 4.30[5] cgs |
| Temperature | 8,226[5] K |
| Metallicity [Fe/H] | -0.04[3] dex |
| Rotational velocity (v sin i) | 245.0[6] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
Kappa Phoenicis (κ Phe) is a class A5IV[3] (white subgiant) star in the constellation Phoenix. Its apparent magnitude is 3.94[2] and it is approximately 77.7 light years away based on parallax.[1]
References
- 1 2 3 4 5 6 Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. arXiv:0708.1752
. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry - 1 2 3 4 Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
- 1 2 3 4 5 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. Vizier catalog entry
- ↑ Evans, D. S. (1967). "The Revision of the General Catalogue of Radial Velocities". Determination of Radial Velocities and their Applications. 30: 57. Bibcode:1967IAUS...30...57E.
- 1 2 3 David, Trevor J.; Hillenbrand, Lynne A. (2015). "The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets". The Astrophysical Journal. 804 (2): 146. arXiv:1501.03154. Bibcode:2015ApJ...804..146D. doi:10.1088/0004-637X/804/2/146. Vizier catalog entry
- ↑ Glebocki, R.; Gnacinski, P. (2005). "VizieR Online Data Catalog: Catalog of Stellar Rotational Velocities (Glebocki+ 2005)". VizieR On-line Data Catalog: III/244. Originally published in: 2005csss...13..571G; 2005yCat.3244....0G. 3244. Bibcode:2005yCat.3244....0G. Vizier catalog entry
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