Finding Earth 2.0
Kepler-688

Kepler-688 b

Rank #5364 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.060

Earth-2.0 index

0.098

Earth Similarity Index

0%

Habitable-zone probability

9.76 R⊕

Radius

Planet

Mass68.700 M⊕inferred
Bulk density0.406 g/cm³
Orbital period3.8959 days
Semi-major axis0.04600 au
Eccentricity0.000
Incident flux458.912 S⊕
Equilibrium temperature1176.5 K
Transit-time σ at 20302.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.03 masReflected-light contrast 7.81e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-688
Spectral typeG
Effective temperature5715 K
Radius0.960 R☉
Mass0.980 M☉
Distance1357.8 pc / 4428.4 ly
DiscoveryTransit, 2016