Exoplanet CatalogExoplanet HD 181433 c
Radius–Earth = 1
Mass2,207.0 M⊕Earth = 1
Orbital period1,018.50 d
Equilibrium temp.154 K≈ -120 °C
Distance87.7 ly
Discovered2008Radial Velocity
Where it sits among all planets (percentile)
94%
94%
4%
7%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 181433 (3)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 181433 b | 9.37 | – | 1,708.6 | 733 | 2008 |
| HD 181433 c | 1,018.50 | – | 2,207.0 | 154 | 2008 |
| HD 181433 d | 6,896.10 | 13.20 | 858.1 | 81 | 2008 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 181433 | K3 IV | 4,918 | 0.79 | 0.86 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.