Toge
HD 181720 b
IAU name «Toge» — Ghana, 2019 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 181720
- Distance from Earth
- 60.2046 pc (≈ 196.4 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 14
- Mass (Earth = 1)
- 127.132
- Orbital period
- 956 days
- Semi-major axis
- 1.85 AU
- Eccentricity
- 0.26
- Equilibrium temperature
- 249.06 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,009
- Discovery facility
- La Silla Observatory
- Host spectral type
- G1 V
- Host temperature
- 5,736 K
- Host radius (Sun = 1)
- 1.5
- Host mass (Sun = 1)
- 1.03
- Host brightness
- 7.84 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 196 years to reach Earth — the light you see tonight left around AD 1830 (official distance ÷ speed of light).
- Its radius is about 14 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 956 Earth days (about 2.6 years) — that is this planet's year.
Worked out from this object's official values.