Finding Earth 2.0
Kepler-1089

Kepler-1089 b

Rank #1212 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.104

Earth-2.0 index

0.433

Earth Similarity Index

0%

Habitable-zone probability

1.83 R⊕

Radius

Planet

Mass4.010 M⊕inferred
Bulk density3.600 g/cm³
Orbital period5.1325 days
Semi-major axis0.04970 au
Eccentricity0.000
Incident flux26.266 S⊕
Equilibrium temperature575.5 K
Transit-time σ at 203020.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.19 masReflected-light contrast 2.35e-7 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-1089
Spectral typeK
Effective temperature3753 K
Radius0.490 R☉
Mass0.520 M☉
Distance259.3 pc / 845.8 ly
DiscoveryTransit, 2016