HD 24040
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Taurus |
| Right ascension | 03h 50m 22.968s[1] |
| Declination | +17° 28′ 34.92″[1] |
| Apparent magnitude (V) | 7.52 |
| Characteristics | |
| Spectral type | G0 |
| Astrometry | |
| Proper motion (μ) | RA: 113.79 ± 0.79[1] mas/yr Dec.: −252.18 ± 0.67[1] mas/yr |
| Parallax (π) | 21.46 ± 0.75[1] mas |
| Distance | 152 ± 5 ly (47 ± 2 pc) |
| Details | |
| Mass | 1.14 ± 0.02[2] M☉ |
| Radius | 1.28 ± 0.03[2] R☉ |
| Luminosity | 1.81 ± 0.01[2] L☉ |
| Surface gravity (log g) | 4.27 ± 0.02[2] cgs |
| Temperature | 5917 ± 52[2] K |
| Age | 4.8 ± 0.8[2] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 24040 is a G-type star located approximately 152 light-years away in the constellation of Taurus. In 2006 a long-period planet was discovered.[3]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | >4.01±0.49 MJ | 4.92±0.38 | 3668+169 −171 |
0.04+0.07 −0.06 |
— | — |
See also
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.
- ↑ Wright, J. T.; et al. (2007). "Four New Exoplanets and Hints of Additional Substellar Companions to Exoplanet Host Stars". The Astrophysical Journal. 657 (1): 533–545. arXiv:astro-ph/0611658. Bibcode:2007ApJ...657..533W. doi:10.1086/510553.
- ↑ Boisse, I.; et al. (2012). "The SOPHIE search for northern extrasolar planets. V. Follow-up of ELODIE candidates: Jupiter-analogs around Sun-like stars". Astronomy and Astrophysics. 545. A55. arXiv:1205.5835. Bibcode:2012A&A...545A..55B. doi:10.1051/0004-6361/201118419.
External links
- "Notes for star HD 24040". The Extrasolar Planets Encyclopaedia.
Coordinates: 
03h 50m 22.9681s, +17° 28′ 34.919″
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