Exoplanet CatalogExoplanet HD 20794 b
Radius1.45 R⊕Earth = 1
Mass2.7 M⊕Earth = 1
Orbital period18.31 d
Equilibrium temp.660 K≈ 387 °C
Distance19.6 ly
Discovered2011Radial Velocity
Size compared (radius, Earth = 1)
1.00
1.45
3.88
11.21
Where it sits among all planets (percentile)
14%
14%
63%
41%
1%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 20794 (4)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 20794 b | 18.31 | 1.45 | 2.7 | 660 | 2011 |
| HD 20794 d | 89.68 | 2.04 | 4.8 | 388 | 2011 |
| HD 20794 e | 147.02 | 2.03 | 4.8 | 352 | 2017 |
| HD 20794 f | 647.60 | 2.28 | 5.8 | 215 | 2025 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 20794 | G6 V | 5,368 | 0.93 | 0.79 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.