Exoplanet CatalogThe GJ 273 planetary system
Distance (light-years)19.3
Spectral typeM3.5
Temperature (K)3,382
Mass (Sun = 1)0.29
| Planet | Method | Year | Orbital period (days) | Radius (Earth = 1) | Mass (Earth = 1) | Equilibrium temperature (K) |
|---|---|---|---|---|---|---|
| GJ 273 c | Radial Velocity | 2017 | 4.72 | 1.06 | 1.2 | 462 |
| GJ 273 b | Radial Velocity | 2017 | 18.65 | 1.51 | 2.9 | 292 |
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 | 3,382 | 0.29 | 0.29 |
About this page
GJ 273 is about 19.3 light-years from the Sun and has 2 confirmed planet(s).