Finding Earth 2.0
HD 204941 · K1/2V

HD 204941 b

Rank #3759 of the ranked catalogue · Discovered by Radial Velocity in 2011

HZ 0%M sin i

0.082

Earth-2.0 index

0.218

Earth Similarity Index

0%

Habitable-zone probability

10.10 R⊕

Radius

Planet

Mass73.101 M⊕M sin i
Bulk density0.390 g/cm³
Orbital period1733.0000 days
Semi-major axis2.55000 au
Eccentricity0.370
Incident flux0.048 S⊕
Equilibrium temperature118.8 K
Maximum angular separation88.80 masReflected-light contrast 2.72e-9 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 204941
Spectral typeK1/2V
Effective temperature5026 K
Radius0.780 R☉
Mass0.580 M☉
Distance28.7 pc / 93.7 ly
DiscoveryRadial Velocity, 2011