BD+45 564 b
A confirmed exoplanet orbiting BD+45 564.
Compared with Earth
- Mass
- About 432 times Earth's mass.
- Year
- A year here lasts about 308 Earth days.
Planet
- Radius
- Unknown
- Mass
- 432.2 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 307.9 days
- Average distance from its star
- 0.83 AU
Star
- Host star
- BD+45 564
- Spectral class
- K — orange dwarf
- Surface temperature
- 5,004 K
- Radius
- Unknown
- Mass
- 0.81 × Sun
- Age
- Unknown
System
- Distance from Earth
- 174.9 light-years (53.62 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2021
- Method
- Radial Velocity
- Facility
- Haute-Provence Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.