HD 37124 b
Exoplanet | List of exoplanets | |
---|---|---|
Parent star | ||
Star | HD 37124 | |
Constellation | Taurus | |
Right ascension | (α) | 05h 37m 02.4864s |
Declination | (δ) | +20° 43′ 50.836″ |
Apparent magnitude | (mV) | 7.68 |
Distance | 107.63 ly (33.2 pc) | |
Spectral type | G4V | |
Mass | (m) | 0.91 M☉ |
Radius | (r) | 0.82 R☉ |
Temperature | (T) | 5610 ± 70 K |
Metallicity | [Fe/H] | -0.32 |
Age | 3.33 Gyr | |
Orbital elements | ||
Semi-major axis | (a) | 0.53 AU |
Eccentricity | (e) | 0.055 |
Orbital period | (P) | 154.46 ± 0.369 d |
Argument of periastron |
(ω) | 140.5° |
Time of periastron | (T0) | 2,450,000.11 JD |
Semi-amplitude | (K) | 27.5 m/s |
Physical characteristics | ||
Minimum mass | (m sin i) | 0.61 MJ |
Discovery information | ||
Discovery date | 1 November 1999[1] | |
Discoverer(s) | Vogt et al.[2] | |
Discovery method | Radial velocity | |
Discovery site | Keck Observatory[1] | |
Discovery status | Confirmed[2] | |
Database references | ||
Extrasolar Planets Encyclopaedia | data | |
SIMBAD | data | |
Exoplanet Archive | data | |
Open Exoplanet Catalogue | data |
HD 37124 b is an extrasolar planet approximately 108 light-years away in the constellation of Taurus (the Bull). The planet was discovered in 1999 orbiting the star HD 37124. Based on its mass, it is most likely that this planet is a Jovian planet (like Jupiter).[2]
References
- 1 2 "Astronomers discover six new planets orbiting nearby stars" (Press release). Kamuela, Hawaii: W. M. Keck Observatory. November 1, 1999. Retrieved December 19, 2017.
- 1 2 3 Vogt, Steven S.; et al. (2000). "Six New Planets from the Keck Precision Velocity Survey". The Astrophysical Journal. 536 (2): 902–914. arXiv:astro-ph/9911506. Bibcode:2000ApJ...536..902V. doi:10.1086/308981.
External links
- "A dynamical analysis of the HD 37124 planetary system". CAT.INIST (in French). Retrieved 2008-06-22.
- Jianghui Ji; et al. (2003-05-23). "The Librating Companions in HD 37124, HD 12661, HD 82943, 47 Uma and GJ 876: Alignment or Antialignment?". The Astrophysical Journal. 591: L57–L60. arXiv:astro-ph/0305448
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