Finding Earth 2.0
Kepler-20

Kepler-20 g

Rank #1793 of the ranked catalogue · Discovered by Radial Velocity in 2016

HZ 0%M sin i

0.098

Earth-2.0 index

0.333

Earth Similarity Index

0%

Habitable-zone probability

4.71 R⊕

Radius

Planet

Mass19.960 M⊕M sin i
Bulk density1.050 g/cm³
Orbital period34.9400 days
Semi-major axis0.20550 au
Eccentricity0.150
Incident flux16.213 S⊕
Equilibrium temperature510.1 K
Maximum angular separation0.73 masReflected-light contrast 9.12e-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 coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-20
Spectral typeG
Effective temperature5495 K
Radius0.964 R☉
Mass0.948 M☉
Distance282.6 pc / 921.6 ly
DiscoveryRadial Velocity, 2016