Kepler-689
Kepler-689 b
Rank #2367 of the ranked catalogue · Discovered by Transit in 2016
HZ 0%inferred
0.093
Earth-2.0 index
0.340
Earth Similarity Index
0%
Habitable-zone probability
2.89 R⊕
Radius
Planet
Mass8.700 M⊕inferred
Bulk density1.980 g/cm³
Orbital period22.3666 days
Semi-major axis0.14490 au
Eccentricity0.000
Incident flux35.337 S⊕
Equilibrium temperature619.8 K
Transit-time σ at 203047.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.13 masReflected-light contrast 6.91e-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-689
Spectral typeG
Effective temperature5518 K
Radius0.880 R☉
Mass0.910 M☉
Distance1131.7 pc / 3691.2 ly
DiscoveryTransit, 2016