HR 4699
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Corvus |
| Right ascension | 12h 20m 55.71287s[1] |
| Declination | –13° 33′ 56.6100″[1] |
| Apparent magnitude (V) | +5.15 |
| Characteristics | |
| Spectral type | K0 III |
| U−B color index | +0.93[2] |
| B−V color index | +1.04[2] |
| Astrometry | |
| Radial velocity (Rv) | 14.60 km/s |
| Proper motion (μ) | RA: –4.93 mas/yr Dec.: +9.86 mas/yr |
| Parallax (π) | 16.21 ± 0.29 mas[1] |
| Distance | 201 ± 4 ly (62 ± 1 pc) |
| Details | |
| Luminosity | 36.35[3] L☉ |
| Temperature | 4948 K[3] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
HR 4699 is a star in the constellation Corvus. Located around 201 light-years distant,[1] it is an orange giant of spectral type K0III that shines with around 36 times the luminosity of the Sun and has a surface temperature of 4948 K.[3]
References
- ^ a b c d van Leeuwen, F. (November 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.
- ^ a b Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Bibcode:1986EgUBV........0M.
{{cite journal}}: Cite journal requires|journal=(help) - ^ a b c McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (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.
{{cite journal}}: CS1 maint: unflagged free DOI (link) - ^ "HR+4699". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 12 July 2015.
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