WASP-81
WASP-81 b
Rank #5383 of the ranked catalogue · Discovered by Transit in 2017
HZ 0%measured
0.060
Earth-2.0 index
0.065
Earth Similarity Index
0%
Habitable-zone probability
16.02 R⊕
Radius
Planet
Mass231.698 M⊕measured
Bulk density0.332 g/cm³
Orbital period2.7165 days
Semi-major axis0.03908 au
Eccentricity0.066
Incident flux1034.091 S⊕
Equilibrium temperature1441.5 K
Transit-time σ at 20307.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.10 masReflected-light contrast 2.92e-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
HostWASP-81
Spectral typeG
Effective temperature5870 K
Radius1.283 R☉
Mass1.080 M☉
Distance398.5 pc / 1299.7 ly
DiscoveryTransit, 2017