Exoplanet CatalogExoplanet K2-251 b
Radius2.35 R⊕Earth = 1
Mass6.1 M⊕Earth = 1
Orbital period9.30 d
Equilibrium temp.437 K≈ 164 °C
Distance479.5 ly
Discovered2018Transit
Size compared (radius, Earth = 1)
1.00
2.35
3.88
11.21
Where it sits among all planets (percentile)
37%
35%
46%
21%
32%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of K2-251 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-251 b | 9.30 | 2.35 | 6.1 | 437 | 2018 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| K2-251 | – | 3,717 | 0.49 | 0.52 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.