WASP-2 · K1
WASP-2 b
Rank #4738 of the ranked catalogue · Discovered by Transit in 2007
HZ 0%measured
0.072
Earth-2.0 index
0.104
Earth Similarity Index
0%
Habitable-zone probability
12.12 R⊕
Radius
Planet
Mass295.900 M⊕measured
Bulk density0.914 g/cm³
Orbital period2.1522 days
Semi-major axis0.03144 au
Eccentricity0.005
Incident flux492.000 S⊕
Equilibrium temperature1197.2 K
Transit-time σ at 203033.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.20 masReflected-light contrast 2.58e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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-2
Spectral typeK1
Effective temperature5180 K
Radius0.866 R☉
Mass0.895 M☉
Distance153.2 pc / 499.8 ly
DiscoveryTransit, 2007