KELT-20 · A2 V
KELT-20 b
Discovered by Transit in 2017
unknownupper limit
—
Earth-2.0 index
0.046
Earth Similarity Index
—
Habitable-zone probability
19.51 R⊕
Radius
Planet
Mass1074.901 M⊕upper limit
Bulk density0.806 g/cm³
Orbital period3.4741 days
Semi-major axis0.05420 au
Eccentricity0.000
Incident flux4362.500 S⊕
Equilibrium temperature2065.9 K
Transit-time σ at 20304.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.40 masReflected-light contrast 2.25e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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
HostKELT-20
Spectral typeA2 V
Effective temperature8720 K
Radius1.565 R☉
Mass1.760 M☉
Distance136.4 pc / 445.0 ly
DiscoveryTransit, 2017