Finding Earth 2.0
Kepler-47

Kepler-47 b

Rank #434 of the ranked catalogue · Discovered by Transit in 2012

HZ 0%measured

0.116

Earth-2.0 index

0.422

Earth Similarity Index

0%

Habitable-zone probability

3.05 R⊕

Radius

Planet

Mass2.070 M⊕measured
Bulk density0.400 g/cm³
Orbital period49.4643 days
Semi-major axis0.28770 au
Eccentricity0.021
Incident flux10.142 S⊕
Equilibrium temperature453.6 K
Transit-time σ at 20301772.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.28 masReflected-light contrast 1.95e-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-47
Spectral typeG
Effective temperature5636 K
Radius0.936 R☉
Mass0.957 M☉
Distance1025.0 pc / 3343.2 ly
DiscoveryTransit, 2012