Finding Earth 2.0
WASP-99 · F8

WASP-99 b

Rank #5144 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%measured

0.065

Earth-2.0 index

0.081

Earth Similarity Index

0%

Habitable-zone probability

11.43 R⊕

Radius

Planet

Mass772.327 M⊕measured
Bulk density2.790 g/cm³
Orbital period5.7525 days
Semi-major axis0.07170 au
Eccentricity0.000
Incident flux2005.426 S⊕
Equilibrium temperature1701.0 K
Transit-time σ at 203033.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.45 masReflected-light contrast 4.41e-6 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostWASP-99
Spectral typeF8
Effective temperature6150 K
Radius1.640 R☉
Mass1.210 M☉
Distance158.7 pc / 517.5 ly
DiscoveryTransit, 2014