2MASS J16262785-2625152 · M4.5
KOINTREAU-4 b
Discovered by Imaging in 2026
unknownmeasured
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Earth-2.0 index
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Earth Similarity Index
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Habitable-zone probability
12.20 R⊕
Radius
Planet
Mass4862.775 M⊕measured
Bulk density14.700 g/cm³
Orbital period— days
Semi-major axis182.00000 au
Eccentricity—
Incident flux— S⊕
Equilibrium temperature— K
Maximum angular separation1251.43 masReflected-light contrast 7.80e-13 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 coverage50%0% median composite-to-default difference over shared parameters.
Host star & system
Host2MASS J16262785-2625152
Spectral typeM4.5
Effective temperature3252 K
Radius— R☉
Mass— M☉
Distance145.4 pc / 474.3 ly
DiscoveryImaging, 2026