WASP-154
WASP-154 b
Rank #3977 of the ranked catalogue · Discovered by Transit in 2025
HZ 0%measured
0.080
Earth-2.0 index
0.147
Earth Similarity Index
0%
Habitable-zone probability
10.76 R⊕
Radius
Planet
Mass198.961 M⊕measured
Bulk density0.880 g/cm³
Orbital period3.8117 days
Semi-major axis0.04400 au
Eccentricity0.000
Incident flux162.000 S⊕
Equilibrium temperature906.9 K
Transit-time σ at 20301.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.20 masReflected-light contrast 1.04e-5 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 coverage100%0% median composite-to-default difference over shared parameters.
Host star & system
HostWASP-154
Spectral typeK
Effective temperature4774 K
Radius0.823 R☉
Mass0.800 M☉
Distance215.5 pc / 702.9 ly
DiscoveryTransit, 2025