Kepler-1981
Kepler-1981 b
Rank #2785 of the ranked catalogue · Discovered by Transit in 2023
HZ 4%inferred
0.090
Earth-2.0 index
0.319
Earth Similarity Index
4%
Habitable-zone probability
9.23 R⊕
Radius
Planet
Mass62.500 M⊕inferred
Bulk density0.437 g/cm³
Orbital period453.5421 days
Semi-major axis1.32920 au
Eccentricity0.000
Incident flux5.450 S⊕
Equilibrium temperature388.4 K
Transit-time σ at 203081.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation2.02 masReflected-light contrast 8.37e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage83%0% median composite-to-default difference over shared parameters.
Host star & system
HostKepler-1981
Spectral typeG
Effective temperature5874 K
Radius3.006 R☉
Mass1.519 M☉
Distance659.4 pc / 2150.7 ly
DiscoveryTransit, 2023