BD+14 4559 b
A confirmed exoplanet orbiting BD+14 4559.
Compared with Earth
- Mass
- About 331 times Earth's mass.
- Year
- A year here lasts about 269 Earth days.
Planet
- Radius
- Unknown
- Mass
- 330.5 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 268.9 days
- Average distance from its star
- 0.78 AU
Star
- Host star
- BD+14 4559
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,864 K
- Radius
- 0.86 × Sun
- Mass
- 0.49 × Sun
- Age
- Unknown
System
- Distance from Earth
- 161 light-years (49.35 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2009
- Method
- Radial Velocity
- Facility
- McDonald Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.