The psi1 Dra B system contains 1 exoplanet. It is located 74.10 light years away from the solar system.
| Mass | 1.19 solar masses |
| Radius | 1.26 solar radiae |
| Temperature | 6212 kelvin |
| Stellar Metallicity | 0.01 decimal exponent |
| Age | 3.3 billion years |
At more than 50 Earth masses, psi1 Dra B b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 486.280 Earth masses |
| Density | 1.090 grams per cubic centimeter |
| Radius | 13.500 Earth radiae |
| Semi-major Axis | 4.43 AU |
| Eccentricity | 0.4 |
| Orbital Period | 3117.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | McDonald Observatory |
| Discovery Telescope | 2.7m Harlan J. Smith Telescope |
| Discovery Instrument | Tull Coude Spectrograph |
| Discovery Date | 2016-02 |
| Reference | Endl et al. 2016 |