Exoplanet CatalogExoplanet K2-81 b
Radius1.97 R⊕Earth = 1
Mass4.5 M⊕Earth = 1
Orbital period6.10 d
Equilibrium temp.739 K≈ 466 °C
Distance823.0 ly
Discovered2016Transit
Size compared (radius, Earth = 1)
1.00
1.97
3.88
11.21
Where it sits among all planets (percentile)
27%
26%
35%
48%
42%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of K2-81 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-81 b | 6.10 | 1.97 | 4.5 | 739 | 2016 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| K2-81 | – | 4,674 | 0.63 | 0.75 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.