Exoplanet CatalogExoplanet HAT-P-31 b
Radius12.22 R⊕Earth = 1
Mass721.5 M⊕Earth = 1
Orbital period5.01 d
Equilibrium temp.1,450 K≈ 1,177 °C
Distance1,122.1 ly
Discovered2011Transit
Size compared (radius, Earth = 1)
1.00
3.88
11.21
12.22
Where it sits among all planets (percentile)
77%
87%
30%
88%
50%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HAT-P-31 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HAT-P-31 b | 5.01 | 12.22 | 721.5 | 1,450 | 2011 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HAT-P-31 | – | 6,065 | 1.39 | 1.31 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.