Amateru
eps Tau b
IAU name «Amateru» — Japan, 2015 contest
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- eps Tau
- Distance from Earth
- 47.5285 pc (≈ 155 light-years)
- NASA planet type
- Gas Giant
- Radius (Earth = 1)
- 12.7
- Mass (Earth = 1)
- 2,285.1862
- Orbital period
- 585.82 days
- Semi-major axis
- 1.878 AU
- Eccentricity
- 0.076
- Equilibrium temperature
- 603.08 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,006
- Discovery facility
- Okayama Astrophysical Observatory
- Host spectral type
- K0 III
- Host temperature
- 4,877 K
- Host radius (Sun = 1)
- 12.35
- Host mass (Sun = 1)
- 2.57
- Host brightness
- 3.523 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 155 years to reach Earth — the light you see tonight left around AD 1871 (official distance ÷ speed of light).
- Its radius is about 13 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 585.8 Earth days (about 1.6 years) — that is this planet's year.
Worked out from this object's official values.