Finding Earth 2.0
Kepler-1840

Kepler-1840 b

Rank #300 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%inferred

0.120

Earth-2.0 index

0.705

Earth Similarity Index

0%

Habitable-zone probability

2.78 R⊕

Radius

Planet

Mass8.130 M⊕inferred
Bulk density2.080 g/cm³
Orbital period131.1900 days
Semi-major axis0.46206 au
Eccentricity0.000
Incident flux1.300 S⊕
Equilibrium temperature271.4 K
Maximum angular separation0.90 masReflected-light contrast 6.27e-9 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-1840
Spectral typeK
Effective temperature4898 K
Radius0.803 R☉
Mass0.774 M☉
Distance513.1 pc / 1673.5 ly
DiscoveryTransit, 2021