Exoplanet CatalogThe GJ 3988 planetary system
Distance (light-years)32.3
Spectral typeM4.5 V
Temperature (K)3,273
Mass (Sun = 1)0.18
| Planet | Method | Year | Orbital period (days) | Radius (Earth = 1) | Mass (Earth = 1) | Equilibrium temperature (K) |
|---|---|---|---|---|---|---|
| GJ 3988 b | Radial Velocity | 2023 | 6.94 | 1.74 | 3.7 | 348 |
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) |
|---|---|---|---|
| M4.5 V | 3,273 | 0.20 | 0.18 |
About this page
GJ 3988 is about 32.3 light-years from the Sun and has 1 confirmed planet(s).