Exoplanet CatalogExoplanet HD 187123 c
Radius13.20 R⊕Earth = 1
Mass912.2 M⊕Earth = 1
Orbital period3,810.00 d
Equilibrium temp.135 K≈ -138 °C
Distance149.9 ly
Discovered2008Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
11.21
13.20
Where it sits among all planets (percentile)
85%
89%
97%
3%
14%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 187123 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 187123 b | 3.10 | 14.20 | 166.2 | 1,451 | 1998 |
| HD 187123 c | 3,810.00 | 13.20 | 912.2 | 135 | 2008 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 187123 | G3 V | 5,790 | 1.15 | 1.04 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.