Exoplanet CatalogExoplanet HR 858 b
Radius2.00 R⊕Earth = 1
Mass3.6 M⊕Earth = 1
Orbital period3.59 d
Equilibrium temp.1,552 K≈ 1,279 °C
Distance104.3 ly
Discovered2019Transit
Size compared (radius, Earth = 1)
1.00
2.00
3.88
11.21
Where it sits among all planets (percentile)
28%
20%
19%
91%
9%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of HR 858 (3)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| HR 858 b | 3.59 | 2.00 | 3.6 | 1,552 | 2019 |
| HR 858 c | 5.97 | 1.98 | 3.8 | 1,309 | 2019 |
| HR 858 d | 11.23 | 2.00 | 7.1 | 1,061 | 2019 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| HR 858 | F6 V | 6,354 | 1.26 | 1.20 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.