WASP-121 · F6 V
WASP-121 b
Rank #5612 of the ranked catalogue · Discovered by Transit in 2016
HZ 0%measured
0.048
Earth-2.0 index
0.035
Earth Similarity Index
0%
Habitable-zone probability
19.53 R⊕
Radius
Planet
Mass371.859 M⊕measured
Bulk density0.275 g/cm³
Orbital period1.2749 days
Semi-major axis0.02571 au
Eccentricity0.009
Incident flux6216.410 S⊕
Equilibrium temperature2257.1 K
Transit-time σ at 20300.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.10 masReflected-light contrast 1.00e-4 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage83%0% median composite-to-default difference over shared parameters.
Host star & system
HostWASP-121
Spectral typeF6 V
Effective temperature6628 K
Radius1.461 R☉
Mass1.330 M☉
Distance269.9 pc / 880.3 ly
DiscoveryTransit, 2016