The HD 108874 system contains 2 exoplanets. It is located 194.12 light years away from the solar system.
Mass | 1.1 solar masses |
Radius | 1.05 solar radiae |
Temperature | 5600 kelvin |
Stellar Metallicity | 0.26 decimal exponent |
Age | 8 billion years |
At more than 50 Earth masses, HD 108874 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
Mass | 451.319 Earth masses |
Density | 0.986 grams per cubic centimeter |
Radius | 13.600 Earth radiae |
Semi-major Axis | 1.04 AU |
Eccentricity | 0.13 |
Orbital Period | 394.481 days |
Discovery Method | Radial Velocity |
Discovery Facility | W. M. Keck Observatory |
Discovery Telescope | 10 m Keck I Telescope |
Discovery Instrument | HIRES Spectrometer |
Discovery Date | 2003-01 |
Reference | Butler et al. 2003 |
At more than 50 Earth masses, HD 108874 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
Mass | 314.640 Earth masses |
Density | 0.658 grams per cubic centimeter |
Radius | 13.800 Earth radiae |
Semi-major Axis | 2.659 AU |
Eccentricity | 0.239 |
Orbital Period | 1624.000 days |
Discovery Method | Radial Velocity |
Discovery Facility | W. M. Keck Observatory |
Discovery Telescope | 10 m Keck I Telescope |
Discovery Instrument | HIRES Spectrometer |
Discovery Date | 2005-10 |
Reference | Vogt et al. 2005 |