HD 30562
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Eridanus |
| Right ascension | 04h 48m 36.38s[1] |
| Declination | –05° 40′ 26.6″[1] |
| Apparent magnitude (V) | 5.77 |
| Characteristics | |
| Spectral type | F8V |
| Apparent magnitude (U) | 6.60 |
| Apparent magnitude (B) | 6.40 |
| Apparent magnitude (J) | 4.984 |
| Apparent magnitude (H) | 4.574 |
| Apparent magnitude (K) | 4.310 |
| U−B color index | 0.20 |
| B−V color index | 0.63 |
| Astrometry | |
| Radial velocity (Rv) | 78.6 km/s |
| Proper motion (μ) | RA: 311.04 ± 0.33[1] mas/yr Dec.: –249.44 ± 0.27[1] mas/yr |
| Parallax (π) | 37.85 ± 0.35[1] mas |
| Distance | 86.2 ± 0.8 ly (26.4 ± 0.2 pc) |
| Absolute magnitude (MV) | 3.65 |
| Details | |
| Mass | 1.25 ± 0.03[2] M☉ |
| Radius | 1.57 ± 0.03[2] R☉ |
| Luminosity | 2.82 ± 0.01[2] L☉ |
| Surface gravity (log g) | 4.14 ± 0.02[2] cgs |
| Temperature | 5983 ± 37[2] K |
| Metallicity [Fe/H] | 0.243 ± 0.04 dex |
| Age | 4.4 ± 0.6[2] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
| ARICNS | data |
| Extrasolar Planets Encyclopaedia | data |
HD 30562 is a 6th magnitude F-type main sequence star located approximately 86 light years[1] away in the constellation of Eridanus. In August 2009, it was found that this star has a Jupiter-like planet that orbits in a very eccentric path.[3][4]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | ≥1.373 ± 0.047 MJ | 2.315 ± 0.004 | 1159.2 ± 2.8 | 0.778 ± 0.013 | — | — |
See also
References
- 1 2 3 4 5 6 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.
- 1 2 Fischer, Debra; et al. (2009). "Five planets and an independent confirmation of HD 196885 Ab from Lick Observatory". The Astrophysical Journal. 703 (2): 1545–1556. arXiv:0908.1596. Bibcode:2009ApJ...703.1545F. doi:10.1088/0004-637X/703/2/1545.
- 1 2 Marmier, M.; et al. (2013). "The CORALIE survey for southern extrasolar planets XVII. New and updated long period and massive planets". Astronomy and Astrophysics. 551. A90. arXiv:1211.6444. Bibcode:2013A&A...551A..90M. doi:10.1051/0004-6361/201219639.
Coordinates: 
04h 48m 36.3857s, −05° 40′ 26.561″
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