Bélisama
HD 8574 b
IAU name «Bélisama» — France, 2019 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 8574
- Distance from Earth
- 44.8264 pc (≈ 146.2 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 13.4
- Mass (Earth = 1)
- 645.1949
- Orbital period
- 227 days
- Semi-major axis
- 0.76 AU
- Eccentricity
- 0.3
- Equilibrium temperature
- 394.03 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,002
- Discovery facility
- Haute-Provence Observatory
- Host spectral type
- F8
- Host temperature
- 6,064 K
- Host radius (Sun = 1)
- 1.38
- Host mass (Sun = 1)
- 1.34
- Host brightness
- 7.12 mag
Source:NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗NASA Science · checked 2026-11-02 ↗NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗
Related
Host star
In everyday life
- Light from this object takes about 146 years to reach Earth — the light you see tonight left around AD 1880 (official distance ÷ speed of light).
- Its radius is about 13 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 227 Earth days — that is this planet's year.
Worked out from this object's official values.