Yanyan
HD 38283 b
IAU name «Yanyan» — Australia, 2019 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 38283
- Distance from Earth
- 38.0615 pc (≈ 124.1 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 14
- Mass (Earth = 1)
- 127.132
- Orbital period
- 363.2 days
- Semi-major axis
- 1.02 AU
- Eccentricity
- 0.41
- Equilibrium temperature
- 348.58 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,010
- Discovery facility
- Anglo-Australian Telescope
- Host spectral type
- F9.5 V
- Host temperature
- 5,981 K
- Host radius (Sun = 1)
- 1.49
- Host mass (Sun = 1)
- 1.37
- Host brightness
- 6.69 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 124 years to reach Earth — the light you see tonight left around AD 1902 (official distance ÷ speed of light).
- Its radius is about 14 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 363.2 Earth days — that is this planet's year.
Worked out from this object's official values.