HD 37124 b

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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
(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
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]


  1. ^ a b "Astronomers discover six new planets orbiting nearby stars" (Press release). Kamuela, Hawaii: W. M. Keck Observatory. November 1, 1999. Retrieved December 19, 2017. 
  2. ^ a b c 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/9911506Freely accessible. Bibcode:2000ApJ...536..902V. doi:10.1086/308981. 

External links[edit]

Coordinates: Sky map 05h 37m 02.4864s, +20° 43′ 50.836″