WASP-178 · A1 IV-V
WASP-178 b
Discovered by Transit in 2019
unknownmeasured
—
Earth-2.0 index
0.037
Earth Similarity Index
—
Habitable-zone probability
20.29 R⊕
Radius
Planet
Mass527.598 M⊕measured
Bulk density0.370 g/cm³
Orbital period3.3448 days
Semi-major axis0.05580 au
Eccentricity0.000
Incident flux5550.000 S⊕
Equilibrium temperature2194.0 K
Transit-time σ at 20303.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.13 masReflected-light contrast 2.29e-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-178
Spectral typeA1 IV-V
Effective temperature9360 K
Radius1.670 R☉
Mass2.070 M☉
Distance427.7 pc / 1394.9 ly
DiscoveryTransit, 2019