Exoplanet CatalogExoplanet Kepler-251 c
Radius2.77 R⊕Earth = 1
Mass8.1 M⊕Earth = 1
Orbital period16.51 d
Equilibrium temp.655 K≈ 382 °C
Distance3,015.7 ly
Discovered2014Transit
Size compared (radius, Earth = 1)
1.00
2.77
3.88
11.21
Where it sits among all planets (percentile)
48%
46%
61%
41%
80%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-251 (4)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-251 b | 4.79 | 1.33 | 2.3 | 990 | 2014 |
| Kepler-251 c | 16.51 | 2.77 | 8.1 | 655 | 2014 |
| Kepler-251 d | 30.13 | 2.77 | 8.1 | 536 | 2014 |
| Kepler-251 e | 99.64 | 2.77 | 8.1 | 360 | 2014 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-251 | – | 5,526 | 0.89 | 0.89 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.