The HD 2039 system contains 1 exoplanet. It is located 279.49 light years away from the solar system.
Mass | 1.23 solar masses |
Radius | 1.19 solar radiae |
Temperature | 5945 kelvin |
Stellar Metallicity | 0.3 decimal exponent |
Age | 6 billion years |
At more than 50 Earth masses, HD 2039 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
Mass | 1999.151 Earth masses |
Density | 5.360 grams per cubic centimeter |
Radius | 12.700 Earth radiae |
Semi-major Axis | 2.2 AU |
Eccentricity | 0.71 |
Orbital Period | 1120.000 days |
Discovery Method | Radial Velocity |
Discovery Facility | Anglo-Australian Telescope |
Discovery Telescope | 3.9 m Anglo-Australian Telescope |
Discovery Instrument | UCLES Spectrograph |
Discovery Date | 2003-04 |
Reference | Tinney et al. 2003 |