Exoplanet CatalogExoplanet 4 UMa b
Radius12.60 R⊕Earth = 1
Mass2,511.5 M⊕Earth = 1
Orbital period270.27 d
Equilibrium temp.967 K≈ 694 °C
Distance239.6 ly
Discovered2006Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
11.21
12.60
Where it sits among all planets (percentile)
80%
95%
88%
67%
21%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of 4 UMa (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| 4 UMa b | 270.27 | 12.60 | 2,511.5 | 967 | 2006 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| 4 UMa | K1 III | 4,415 | 18.11 | 1.23 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.