HD 7199
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Tucana |
| Right ascension | 01h 10m 47.221s[1] |
| Declination | −66° 11′ 17.40″[1] |
| Apparent magnitude (V) | +8.03 |
| Characteristics | |
| Spectral type | K1IV |
| Astrometry | |
| Proper motion (μ) | RA: 110.78 ± 0.51[1] mas/yr Dec.: –125.02 ± 0.49[1] mas/yr |
| Parallax (π) | 28.33 ± 0.57[1] mas |
| Distance | 115 ± 2 ly (35.3 ± 0.7 pc) |
| Details | |
| Mass | 0.93 ± 0.02[2] M☉ |
| Radius | 0.98 ± 0.02[2] R☉ |
| Luminosity | 0.7 ± 0.01[2] L☉ |
| Surface gravity (log g) | 4.42 ± 0.03[2] cgs |
| Temperature | 5349 ± 38[2] K |
| Age | 9.5 ± 2.4[2] Gyr |
| Other designations | |
HIP 5529 | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
| Extrasolar Planets Encyclopaedia | data |
HD 7199 is a K-class star located in the constellation Tucana. The High Accuracy Radial Velocity Planet Searcher (HARPS) in Chile found it to have a planet either 0.290 the mass of Jupiter or 92 times the mass of Earth with an orbital period of 615 days.[3]
References
- 1 2 3 4 5 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.Vizier catalog entry - 1 2 3 4 5 6 Bonfanti, A.; et al. (2015). "Revising the ages of planet-hosting stars". Astronomy and Astrophysics. 575. A18. arXiv:1411.4302. Bibcode:2015A&A...575A..18B. doi:10.1051/0004-6361/201424951.
- ↑ Dumusque, X.; Lovis, C.; Ségransan, D.; Mayor, M.; Udry, S.; Benz, W.; Bouchy, F.; Lo Curto, G.; Mordasini, C.; Pepe, F.; Queloz, D.; Santos, N. C.; Naef, D. "The HARPS Search for Southern Extra-solar Planets. XXX. Planetary Systems around Stars with Solar-like Magnetic Cycles and Short-term Activity Variation". Astronomy & Astrophysics. 535: A55–A66. arXiv:1107.1748. Bibcode:2011A&A...535A..55D. doi:10.1051/0004-6361/201117148.
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