KMT-2017-BLG-2197L
KMT-2017-BLG-2197L b
Discovered by Microlensing in 2025
unknownmeasured
—
Earth-2.0 index
—
Earth Similarity Index
—
Habitable-zone probability
12.50 R⊕
Radius
Planet
Mass2809.603 M⊕measured
Bulk density7.900 g/cm³
Orbital period— days
Semi-major axis15.91000 au
Eccentricity—
Incident flux— S⊕
Equilibrium temperature— K
Maximum angular separation2.04 masReflected-light contrast 1.07e-10 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostKMT-2017-BLG-2197L
Spectral type—
Effective temperature— K
Radius— R☉
Mass0.360 M☉
Distance7800.0 pc / 25440.2 ly
DiscoveryMicrolensing, 2025