HD 173416 b
A confirmed exoplanet orbiting HD 173416.
Compared with Earth
- Mass
- About 585 times Earth's mass.
- Year
- A year here lasts about 322 Earth days.
Planet
- Radius
- Unknown
- Mass
- 585.1 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 322 days
- Average distance from its star
- 1.158 AU
Star
- Host star
- HD 173416
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,683 K
- Radius
- 13.5 × Sun
- Mass
- 2 × Sun
- Age
- Unknown
System
- Distance from Earth
- 431.1 light-years (132.2 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2008
- Method
- Radial Velocity
- Facility
- Xinglong Station
Data from the NASA Exoplanet Archive, synced October 14, 2026.