Exoplanet CatalogExoplanet Qatar-9 b
Radius11.31 R⊕Earth = 1
Mass378.2 M⊕Earth = 1
Orbital period1.54 d
Equilibrium temp.1,134 K≈ 861 °C
Distance697.2 ly
Discovered2019Transit
Size compared (radius, Earth = 1)
1.00
3.88
11.21
11.31
Where it sits among all planets (percentile)
74%
82%
5%
77%
39%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Qatar-9 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Qatar-9 b | 1.54 | 11.31 | 378.2 | 1,134 | 2019 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Qatar-9 | K5 V | 4,309 | 0.70 | 0.72 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.