WASP-4 · G8
WASP-4 b
Rank #5303 of the ranked catalogue · Discovered by Transit in 2007
HZ 0%measured
0.062
Earth-2.0 index
0.071
Earth Similarity Index
0%
Habitable-zone probability
15.12 R⊕
Radius
Planet
Mass381.394 M⊕measured
Bulk density0.647 g/cm³
Orbital period1.3382 days
Semi-major axis0.02261 au
Eccentricity0.005
Incident flux1188.622 S⊕
Equilibrium temperature1492.5 K
Transit-time σ at 20300.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.09 masReflected-light contrast 7.76e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage75%0% median composite-to-default difference over shared parameters.
Host star & system
HostWASP-4
Spectral typeG8
Effective temperature5436 K
Radius0.912 R☉
Mass0.899 M☉
Distance267.2 pc / 871.5 ly
DiscoveryTransit, 2007