Madriu
HD 131496 b
IAU name «Madriu» — Andorra, 2019 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 131496
- Distance from Earth
- 131.849 pc (≈ 430 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 13.4
- Mass (Earth = 1)
- 572.094
- Orbital period
- 896 days
- Semi-major axis
- 2.01 AU
- Eccentricity
- 0.181
- Equilibrium temperature
- 347.3 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,011
- Discovery facility
- W. M. Keck Observatory
- Host spectral type
- K0
- Host temperature
- 4,846 K
- Host radius (Sun = 1)
- 4.44
- Host mass (Sun = 1)
- 1.34
- Host brightness
- 7.8 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 430 years to reach Earth — the light you see tonight left around AD 1596 (official distance ÷ speed of light).
- Its radius is about 13 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 896 Earth days (about 2.5 years) — that is this planet's year.
Worked out from this object's official values.