BD+20 274 b
A confirmed exoplanet orbiting BD+20 274.
Compared with Earth
- Mass
- About 1,335 times Earth's mass.
- Year
- A year here lasts about 1.6 Earth years.
Planet
- Radius
- Unknown
- Mass
- 1,335 × Earth
- Density
- Unknown
- Equilibrium temperature
- Unknown
- Starlight received
- Unknown
- Orbital period
- 578.2 days
- Average distance from its star
- 1.3 AU
Star
- Host star
- BD+20 274
- Spectral class
- K — orange dwarf
- Surface temperature
- 4,296 K
- Radius
- 17.3 × Sun
- Mass
- 0.8 × Sun
- Age
- Unknown
System
- Distance from Earth
- 4,313 light-years (1,323 parsecs)
- Stars in system
- 1
- Known planets
- 1
Discovery
- Year
- 2012
- Method
- Radial Velocity
- Facility
- McDonald Observatory
Data from the NASA Exoplanet Archive, synced October 14, 2026.