Exoplanet CatalogExoplanet HD 181720 b
Radius14.00 R⊕Earth = 1
Mass127.1 M⊕Earth = 1
Orbital period956.00 d
Equilibrium temp.249 K≈ -24 °C
Distance196.4 ly
Discovered2009Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
11.21
14.00
Where it sits among all planets (percentile)
93%
72%
93%
8%
18%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 181720 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 181720 b | 956.00 | 14.00 | 127.1 | 249 | 2009 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 181720 | G1 V | 5,736 | 1.50 | 1.03 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.