Finding Earth 2.0
Kepler-40 · F5 IV

Kepler-40 b

Rank #5134 of the ranked catalogue · Discovered by Transit in 2010

HZ 0%measured

0.065

Earth-2.0 index

0.086

Earth Similarity Index

0%

Habitable-zone probability

13.11 R⊕

Radius

Planet

Mass699.200 M⊕measured
Bulk density1.680 g/cm³
Orbital period6.8735 days
Semi-major axis0.08000 au
Eccentricity0.000
Incident flux1187.965 S⊕
Equilibrium temperature1492.3 K
Transit-time σ at 20301005.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.04 masReflected-light contrast 4.66e-6 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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-40
Spectral typeF5 IV
Effective temperature6510 K
Radius2.130 R☉
Mass1.480 M☉
Distance2305.0 pc / 7517.9 ly
DiscoveryTransit, 2010