Finding Earth 2.0
Kepler-51

Kepler-51 d

Rank #2547 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%measured

0.091

Earth-2.0 index

0.220

Earth Similarity Index

0%

Habitable-zone probability

9.70 R⊕

Radius

Planet

Mass7.600 M⊕measured
Bulk density0.046 g/cm³
Orbital period130.1940 days
Semi-major axis0.50900 au
Eccentricity0.008
Incident flux2.466 S⊕
Equilibrium temperature318.5 K
Transit-time σ at 2030374.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.65 masReflected-light contrast 6.30e-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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-51
Spectral typeF
Effective temperature6018 K
Radius0.940 R☉
Mass1.040 M☉
Distance783.8 pc / 2556.5 ly
DiscoveryTransit, 2014