Exoplanet CatalogExoplanet HD 152581 b
Radius13.40 R⊕Earth = 1
Mass594.0 M⊕Earth = 1
Orbital period686.50 d
Equilibrium temp.427 K≈ 153 °C
Distance540.6 ly
Discovered2011Radial Velocity
Size compared (radius, Earth = 1)
1.00
3.88
11.21
13.40
Where it sits among all planets (percentile)
87%
86%
92%
20%
34%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HD 152581 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HD 152581 b | 686.50 | 13.40 | 594.0 | 427 | 2011 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HD 152581 | K0 | 5,027 | 5.14 | 1.30 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.