Exoplanet CatalogThe GJ 317 planetary system
Distance (light-years)49.6
Spectral typeM3.5 V
Temperature (K)3,496
Mass (Sun = 1)0.40
| Planet | Method | Year | Orbital period (days) | Radius (Earth = 1) | Mass (Earth = 1) | Equilibrium temperature (K) |
|---|---|---|---|---|---|---|
| GJ 317 b | Radial Velocity | 2007 | 695.69 | 13.30 | 794.5 | 100 |
| GJ 317 c | Radial Velocity | 2016 | 6,500.00 | 13.60 | 454.5 | 48 |
Values are the archive’s composite parameters and may combine several publications; mass may be a minimum mass (M·sin i). “–” means no value in the archive.
The star
| Spectral type | Temperature (K) | Radius (Sun = 1) | Mass (Sun = 1) |
|---|---|---|---|
| M3.5 V | 3,496 | 0.40 | 0.40 |
About this page
GJ 317 is about 49.6 light-years from the Sun and has 2 confirmed planet(s).