Exoplanet CatalogExoplanet Kepler-446 c
Radius1.11 R⊕Earth = 1
Mass1.4 M⊕Earth = 1
Orbital period3.04 d
Equilibrium temp.520 K≈ 247 °C
Distance314.2 ly
Discovered2015Transit
Size compared (radius, Earth = 1)
1.00
1.11
3.88
11.21
Where it sits among all planets (percentile)
6%
5%
14%
28%
25%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-446 (3)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-446 b | 1.57 | 1.50 | 2.9 | 648 | 2015 |
| Kepler-446 c | 3.04 | 1.11 | 1.4 | 520 | 2015 |
| Kepler-446 d | 5.15 | 1.35 | 2.4 | 436 | 2015 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-446 | M4 | 3,359 | 0.24 | 0.22 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.