Finding Earth 2.0
Kepler-669

Kepler-669 b

Rank #5228 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.064

Earth-2.0 index

0.114

Earth Similarity Index

0%

Habitable-zone probability

4.83 R⊕

Radius

Planet

Mass20.800 M⊕inferred
Bulk density1.010 g/cm³
Orbital period4.1255 days
Semi-major axis0.05290 au
Eccentricity0.000
Incident flux826.765 S⊕
Equilibrium temperature1363.0 K
Transit-time σ at 20308.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.03 masReflected-light contrast 1.45e-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-669
Spectral typeF
Effective temperature6038 K
Radius1.200 R☉
Mass1.150 M☉
Distance2063.4 pc / 6729.9 ly
DiscoveryTransit, 2016