Finding Earth 2.0
Kepler-681

Kepler-681 b

Rank #1462 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.101

Earth-2.0 index

0.413

Earth Similarity Index

0%

Habitable-zone probability

3.08 R⊕

Radius

Planet

Mass9.690 M⊕inferred
Bulk density1.820 g/cm³
Orbital period26.3944 days
Semi-major axis0.16350 au
Eccentricity0.000
Incident flux14.151 S⊕
Equilibrium temperature493.0 K
Transit-time σ at 203025.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.24 masReflected-light contrast 6.16e-8 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-681
Spectral typeK
Effective temperature5021 K
Radius0.760 R☉
Mass0.800 M☉
Distance686.9 pc / 2240.4 ly
DiscoveryTransit, 2016