HD 192310 b
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- HD 192310
- Distance from Earth
- 8.7969 pc (≈ 28.7 light-years)
- NASA planet type
- Neptune-like
- Radius (Earth = 1)
- 4.27
- Mass (Earth = 1)
- 16.9
- Orbital period
- 74.72 days
- Semi-major axis
- 0.32 AU
- Eccentricity
- 0.13
- Equilibrium temperature
- 355 K
- Discovery method
- Radial Velocity
- Discovery year
- 2,011
- Discovery facility
- La Silla Observatory
- Host spectral type
- K3V
- Host temperature
- 5,166 K
- Host radius (Sun = 1)
- 0.857922
- Host mass (Sun = 1)
- 0.8
- Host brightness
- 5.73 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 ↗
In everyday life
- Light from this object takes about 29 years to reach Earth — the light you see tonight left around AD 1997 (official distance ÷ speed of light).
- Its radius is about 4.3 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 74.7 Earth days — that is this planet's year.
Worked out from this object's official values.