Finding Earth 2.0
Kepler-47

Kepler-47 d

Rank #619 of the ranked catalogue · Discovered by Transit in 2019

HZ 0%measured

0.112

Earth-2.0 index

0.392

Earth Similarity Index

0%

Habitable-zone probability

7.04 R⊕

Radius

Planet

Mass19.020 M⊕measured
Bulk density0.300 g/cm³
Orbital period187.3660 days
Semi-major axis0.69920 au
Eccentricity0.024
Incident flux1.717 S⊕
Equilibrium temperature291.0 K
Transit-time σ at 20303975.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.68 masReflected-light contrast 1.76e-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, 2019