Finding Earth 2.0
HD 97658 · K1 V

HD 97658 b

Rank #602 of the ranked catalogue · Discovered by Radial Velocity in 2010

HZ 0%measured

0.112

Earth-2.0 index

0.386

Earth Similarity Index

0%

Habitable-zone probability

2.12 R⊕

Radius

Planet

Mass8.300 M⊕measured
Bulk density4.800 g/cm³
Orbital period9.4897 days
Semi-major axis0.08050 au
Eccentricity0.050
Incident flux41.924 S⊕
Equilibrium temperature646.8 K
Transit-time σ at 20301.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation3.73 masReflected-light contrast 1.20e-7 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 coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 97658
Spectral typeK1 V
Effective temperature5212 K
Radius0.728 R☉
Mass0.850 M☉
Distance21.6 pc / 70.3 ly
DiscoveryRadial Velocity, 2010