Finding Earth 2.0
WASP-181 · G2

WASP-181 b

Rank #5091 of the ranked catalogue · Discovered by Transit in 2019

HZ 0%measured

0.066

Earth-2.0 index

0.085

Earth Similarity Index

0%

Habitable-zone probability

13.27 R⊕

Radius

Planet

Mass95.031 M⊕measured
Bulk density0.237 g/cm³
Orbital period4.5195 days
Semi-major axis0.05427 au
Eccentricity
Incident flux382.449 S⊕
Equilibrium temperature1124.1 K
Transit-time σ at 20305.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.12 masReflected-light contrast 1.04e-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 coverage91%0% median composite-to-default difference over shared parameters.

Host star & system

HostWASP-181
Spectral typeG2
Effective temperature5839 K
Radius0.965 R☉
Mass1.040 M☉
Distance437.5 pc / 1426.9 ly
DiscoveryTransit, 2019