Exoplanet CatalogExoplanet 47 UMa b
Radius13.20 R⊕Earth = 1
Mass804.1 M⊕Earth = 1
Orbital period1,078.00 d
Equilibrium temp.215 K≈ -58 °C
Distance45.0 ly
Discovered1996Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
11.21
13.20
Where it sits among all planets (percentile)
85%
88%
94%
6%
3%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of 47 UMa (3)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| 47 UMa b | 1,078.00 | 13.20 | 804.1 | 215 | 1996 |
| 47 UMa c | 2,391.00 | 14.20 | 171.6 | 164 | 2001 |
| 47 UMa d | 14,002.00 | 13.50 | 521.2 | 92 | 2009 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| 47 UMa | G0V | 5,872 | 1.21 | 1.06 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.