The HD 173416 system contains 1 exoplanet. It is located 431.13 light years away from the solar system.
| Mass | 2 solar masses |
| Radius | 13.5 solar radiae |
| Temperature | 4683 kelvin |
| Stellar Metallicity | -0.22 decimal exponent |
| Age | 1.73 billion years |
At more than 50 Earth masses, HD 173416 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 858.100 Earth masses |
| Density | 2.050 grams per cubic centimeter |
| Radius | 13.200 Earth radiae |
| Semi-major Axis | 1.16 AU |
| Eccentricity | 0.21 |
| Orbital Period | 323.600 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Xinglong Station |
| Discovery Telescope | 2.16 m Telescope |
| Discovery Instrument | Coude Echelle Spectrograph |
| Discovery Date | 2009-01 |
| Reference | Liu et al. 2009 |