Finding Earth 2.0
HD 43197 · G8 V

HD 43197 c

Rank #3793 of the ranked catalogue · Discovered by Radial Velocity in 2022

HZ 0%measured

0.081

Earth-2.0 index

0.186

Earth Similarity Index

0%

Habitable-zone probability

12.60 R⊕

Radius

Planet

Mass2500.674 M⊕measured
Bulk density6.870 g/cm³
Orbital period9295.9735 days
Semi-major axis8.54000 au
Eccentricity0.149
Incident flux0.010 S⊕
Equilibrium temperature80.4 K
Maximum angular separation136.83 masReflected-light contrast 3.78e-10 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 coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 43197
Spectral typeG8 V
Effective temperature5508 K
Radius1.000 R☉
Mass0.960 M☉
Distance62.4 pc / 203.6 ly
DiscoveryRadial Velocity, 2022