Exoplanet CatalogExoplanet HAT-P-8 b
Radius15.69 R⊕Earth = 1
Mass406.8 M⊕Earth = 1
Orbital period3.08 d
Equilibrium temp.1,713 K≈ 1,440 °C
Distance690.0 ly
Discovered2008Transit
Size compared (radius, Earth = 1)
1.00
3.88
11.21
15.69
Where it sits among all planets (percentile)
97%
82%
14%
95%
38%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HAT-P-8 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HAT-P-8 b | 3.08 | 15.69 | 406.8 | 1,713 | 2008 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HAT-P-8 | F6 | 6,200 | 1.57 | 1.27 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.