WASP-189
WASP-189 b
Discovered by Transit in 2020
unknownmeasured
—
Earth-2.0 index
0.037
Earth Similarity Index
—
Habitable-zone probability
18.15 R⊕
Radius
Planet
Mass632.479 M⊕measured
Bulk density0.622 g/cm³
Orbital period2.7240 days
Semi-major axis0.05053 au
Eccentricity0.000
Incident flux8083.717 S⊕
Equilibrium temperature2410.3 K
Maximum angular separation0.51 masReflected-light contrast 2.24e-5 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
HostWASP-189
Spectral typeA
Effective temperature8000 K
Radius2.360 R☉
Mass2.030 M☉
Distance99.7 pc / 325.3 ly
DiscoveryTransit, 2020