Exoplanet CatalogThe GJ 1214 planetary system
Distance (light-years)47.8
Spectral typeM4 V
Temperature (K)3,101
Mass (Sun = 1)0.18
| Planet | Method | Year | Orbital period (days) | Radius (Earth = 1) | Mass (Earth = 1) | Equilibrium temperature (K) |
|---|---|---|---|---|---|---|
| GJ 1214 b | Transit | 2009 | 1.58 | 2.73 | 8.4 | 567 |
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 V | 3,101 | 0.22 | 0.18 |
About this page
GJ 1214 is about 47.8 light-years from the Sun and has 1 confirmed planet(s).