The HD 5319 system contains 2 exoplanets. It is located 395.97 light years away from the solar system.
| Mass | 1.27 solar masses |
| Radius | 4.06 solar radiae |
| Temperature | 4871 kelvin |
| Stellar Metallicity | 0.15 decimal exponent |
| Age | 3.1 billion years |
At more than 50 Earth masses, HD 5319 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 494.543 Earth masses |
| Density | 1.100 grams per cubic centimeter |
| Radius | 13.500 Earth radiae |
| Semi-major Axis | 1.57 AU |
| Eccentricity | 0.092 |
| Orbital Period | 637.100 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | W. M. Keck Observatory |
| Discovery Telescope | 10 m Keck I Telescope |
| Discovery Instrument | HIRES Spectrometer |
| Discovery Date | 2007-12 |
| Reference | Robinson et al. 2007 |
At more than 50 Earth masses, HD 5319 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 334.675 Earth masses |
| Density | 0.700 grams per cubic centimeter |
| Radius | 13.800 Earth radiae |
| Semi-major Axis | 1.93 AU |
| Eccentricity | 0.183 |
| Orbital Period | 872.200 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | W. M. Keck Observatory |
| Discovery Telescope | 10 m Keck I Telescope |
| Discovery Instrument | HIRES Spectrometer |
| Discovery Date | 2015-01 |
| Reference | Giguere et al. 2015 |