Hairu
HD 7199 b
IAU name «Hairu» — Mozambique, 2019 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 7199
- Distance from Earth
- 36.1531 pc (≈ 117.9 light-years)
- NASA planet type
- Gas Giant
- Mass (Earth = 1)
- 85.8141
- Orbital period
- 615 days
- Semi-major axis
- 1.36 AU
- Eccentricity
- 0.19
- Equilibrium temperature
- 218.73 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,011
- Discovery facility
- La Silla Observatory
- Host spectral type
- K1 IV
- Host temperature
- 5,371 K
- Host radius (Sun = 1)
- 0.97
- Host mass (Sun = 1)
- 0.77
- Host brightness
- 8.06 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 118 years to reach Earth — the light you see tonight left around AD 1908 (official distance ÷ speed of light).
- One orbit takes about 615 Earth days (about 1.7 years) — that is this planet's year.
- Equilibrium temperature about -54 °C (219 K − 273.15) — water freezes at 0 °C and boils at 100 °C.
Worked out from this object's official values.