Exoplanet CatalogThe HD 28109 system (3 planets)
Distance455.3 ly
Planets3
Spectral typeF8
Star Teff6,189 K
Orbital period (days)
22.89
56.00
84.29
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 28109 b | 22.89 | 2.69 | 6.2 | 867 | 2022 |
| HD 28109 c | 56.00 | 4.13 | 9.2 | 643 | 2022 |
| HD 28109 d | 84.29 | 3.11 | 5.8 | 561 | 2022 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.