Exoplanet CatalogExoplanet Kepler-581 b
Radius2.63 R⊕Earth = 1
Mass7.4 M⊕Earth = 1
Orbital period40.61 d
Equilibrium temp.521 K≈ 248 °C
Distance2,295.3 ly
Discovered2016Transit
Size compared (radius, Earth = 1)
1.00
2.63
3.88
11.21
Where it sits among all planets (percentile)
45%
42%
76%
28%
70%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-581 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-581 b | 40.61 | 2.63 | 7.4 | 521 | 2016 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-581 | – | 5,772 | 1.00 | 1.00 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.