Finding Earth 2.0
Kepler-68

Kepler-68 d

Rank #710 of the ranked catalogue · Discovered by Radial Velocity in 2013

HZ 100%measured

0.110

Earth-2.0 index

0.383

Earth Similarity Index

100%

Habitable-zone probability

13.90 R⊕

Radius

Planet

Mass267.000 M⊕measured
Bulk density0.546 g/cm³
Orbital period632.6200 days
Semi-major axis1.46900 au
Eccentricity0.102
Incident flux0.789 S⊕
Equilibrium temperature239.6 K
Maximum angular separation10.19 masReflected-light contrast 1.55e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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

HostKepler-68
Spectral typeG
Effective temperature5847 K
Radius1.256 R☉
Mass1.057 M☉
Distance144.2 pc / 470.2 ly
DiscoveryRadial Velocity, 2013