Finding Earth 2.0
HD 200964 · G8 IV

HD 200964 b

Rank #1834 of the ranked catalogue · Discovered by Radial Velocity in 2010

HZ 0%M sin i

0.098

Earth-2.0 index

0.337

Earth Similarity Index

0%

Habitable-zone probability

13.50 R⊕

Radius

Planet

Mass508.210 M⊕M sin i
Bulk density1.140 g/cm³
Orbital period606.3000 days
Semi-major axis1.56500 au
Eccentricity0.087
Incident flux4.731 S⊕
Equilibrium temperature374.9 K
Maximum angular separation21.56 masReflected-light contrast 1.29e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 200964
Spectral typeG8 IV
Effective temperature4982 K
Radius4.920 R☉
Mass1.390 M☉
Distance72.6 pc / 236.8 ly
DiscoveryRadial Velocity, 2010