HD 38529 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 38529 A | |
| Constellation | Orion | |
| Right ascension | (α) | 05h 46m 34.9120s |
| Declination | (δ) | +01° 10′ 05.496″ |
| Apparent magnitude | (mV) | 5.94 |
| Distance | 138.397 ly (42.433 pc) | |
| Spectral type | G4V | |
| Orbital elements | ||
| Semi-major axis | (a) | 0.131 ± 0.0015[1][note 1] AU |
| Eccentricity | (e) | 0.248 ± 0.007[1][note 1] |
| Orbital period | (P) | 14.3104 ± 0.0002[1][note 1] d |
| Argument of periastron |
(ω) | 95.9 ± 1.7[1][note 1]° |
| Time of periastron | (T0) | 2,450,020.19 ± 0.08[1][note 1] JD |
| Semi-amplitude | (K) | 59.17 ± 0.42[1][note 1] m/s |
| Physical characteristics | ||
| Minimum mass | (m sin i) | 0.92 ± 0.043[1][note 1] MJ |
| Discovery information | ||
| Discovery date | July 5, 2000 | |
| Discoverer(s) | Fischer et al.[2] | |
| Discovery method | Doppler Spectroscopy | |
| Discovery site |  United States | |
| Discovery status | Published | |
| Database references | ||
| Extrasolar Planets Encyclopaedia | data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
HD 38529 b is an extrasolar planet approximately 138 light years away in the constellation of Orion. This planet was discovered in 2000. Because of its mass, it is likely that it is a gas giant.[2]
Notes
- 1 2 3 4 5 6 7 Parameters from the 2-companion solution (table 12). Including the unconfirmed third companion yields slightly different parameters.
References
- 1 2 3 4 5 6 7 Benedict, G. Fritz; et al. (2010). "The Mass of HD 38529c from Hubble Space Telescope Astrometry and High-precision Radial Velocities". The Astronomical Journal 139 (5): 1844–1856. arXiv:1003.0421. Bibcode:2010AJ....139.1844B. doi:10.1088/0004-6256/139/5/1844.
- 1 2 Fischer, Debra A.; et al. (2001). "Planetary Companions to HD 12661, HD 92788, and HD 38529 and Variations in Keplerian Residuals of Extrasolar Planets". The Astrophysical Journal 551 (2): 1107–1118. Bibcode:2001ApJ...551.1107F. doi:10.1086/320224.
External links
Coordinates: 
05h 46m 34.9120s, +01° 10′ 05.496″
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