The HD 109286 system contains 1 exoplanet. It is located 180.74 light years away from the solar system.
| Mass | 0.98 solar masses |
| Radius | 1.09 solar radiae |
| Temperature | 5694 kelvin |
| Stellar Metallicity | 0.05 decimal exponent |
| Age | - billion years |
At more than 50 Earth masses, HD 109286 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 950.307 Earth masses |
| Density | 2.270 grams per cubic centimeter |
| Radius | 13.200 Earth radiae |
| Semi-major Axis | 1.259 AU |
| Eccentricity | 0.338 |
| Orbital Period | 520.100 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Haute-Provence Observatory |
| Discovery Telescope | 1.93 m Telescope |
| Discovery Instrument | SOPHIE Spectrograph |
| Discovery Date | 2021-09 |
| Reference | Demangeon et al. 2021 |