Finding Earth 2.0
Kepler-389

Kepler-389 b

Rank #3644 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%inferred

0.083

Earth-2.0 index

0.247

Earth Similarity Index

0%

Habitable-zone probability

1.51 R⊕

Radius

Planet

Mass2.890 M⊕inferred
Bulk density4.610 g/cm³
Orbital period3.2441 days
Semi-major axis0.04100 au
Eccentricity0.000
Incident flux167.058 S⊕
Equilibrium temperature913.9 K
Transit-time σ at 2030100.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.05 masReflected-light contrast 2.35e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources7 · 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-389
Spectral typeG
Effective temperature5376 K
Radius0.792 R☉
Mass0.765 M☉
Distance816.6 pc / 2663.3 ly
DiscoveryTransit, 2014