Exoplanet CatalogExoplanet HD 220197 b
Radius9.32 R⊕Earth = 1
Mass63.6 M⊕Earth = 1
Orbital period1,728.00 d
Equilibrium temp.164 K≈ -109 °C
Distance210.1 ly
Discovered2018Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
9.32
11.21
Where it sits among all planets (percentile)
70%
68%
95%
4%
19%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 220197 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 220197 b | 1,728.00 | 9.32 | 63.6 | 164 | 2018 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 220197 | G5 | 5,683 | 0.98 | 0.91 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.