Finding Earth 2.0
CoRoT-18 · G9 V

CoRoT-18 b

Rank #4957 of the ranked catalogue · Discovered by Transit in 2011

HZ 0%measured

0.068

Earth-2.0 index

0.094

Earth Similarity Index

0%

Habitable-zone probability

14.68 R⊕

Radius

Planet

Mass1102.820 M⊕measured
Bulk density2.200 g/cm³
Orbital period1.9001 days
Semi-major axis0.02950 au
Eccentricity0.080
Incident flux823.701 S⊕
Equilibrium temperature1361.8 K
Transit-time σ at 203015.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.04 masReflected-light contrast 4.30e-5 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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostCoRoT-18
Spectral typeG9 V
Effective temperature5440 K
Radius1.000 R☉
Mass0.950 M☉
Distance764.9 pc / 2494.7 ly
DiscoveryTransit, 2011