Exoplanet CatalogExoplanet 11 UMi b
Radius12.30 R⊕Earth = 1
Mass4,684.8 M⊕Earth = 1
Orbital period516.22 d
Equilibrium temp.896 K≈ 623 °C
Distance408.7 ly
Discovered2009Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
11.21
12.30
Where it sits among all planets (percentile)
77%
98%
91%
62%
29%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of 11 UMi (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| 11 UMi b | 516.22 | 12.30 | 4,684.8 | 896 | 2009 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| 11 UMi | K4 III | 4,213 | 29.79 | 2.78 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.