Finding Earth 2.0
HD 168863

HD 168863 b

Rank #4447 of the ranked catalogue · Discovered by Radial Velocity in 2022

HZ 0%measured

0.075

Earth-2.0 index

0.132

Earth Similarity Index

0%

Habitable-zone probability

12.70 R⊕

Radius

Planet

Mass2154.877 M⊕measured
Bulk density5.780 g/cm³
Orbital period14773.9327 days
Semi-major axis10.96100 au
Eccentricity0.187
Incident flux0.003 S⊕
Equilibrium temperature57.4 K
Maximum angular separation274.73 masReflected-light contrast 2.33e-10 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 168863
Spectral typeK
Effective temperature4905 K
Radius0.778 R☉
Mass0.800 M☉
Distance39.9 pc / 130.1 ly
DiscoveryRadial Velocity, 2022