Exoplanet
HD 22781 b
Orbiting HD 22781
Overview
HD 22781 b is an exoplanet orbiting the star HD 22781, discovered in 2011 using the Radial Velocity method.
Key Measurements
Orbital Period
528.1
days
0.1d10,000d
Distance
32.6
parsecs
Nearby10,000 pc
Radius (Earth radii)
Unknown
Mass (Earth masses)
Unknown
Equilibrium Temperature
Unknown
Orbital Period
528.07 days
Distance from Earth
32.6 pc (~106 ly)
Spectral Type
K1
Temperature
5027 K
Mass (Solar)
0.75 M☉
Radius (Solar)
Unknown
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
55.2066°, 31.8259°
Discovery Method
Radial Velocity
Discovery Year
2011
Data Sources
Source ID: HD 22781 b