Finding Earth 2.0
CT Cha · K5e

CT Cha b

Rank #5645 of the ranked catalogue · Discovered by Imaging in 2007

HZ 0%measured

0.033

Earth-2.0 index

0.013

Earth Similarity Index

0%

Habitable-zone probability

24.66 R⊕

Radius

Planet

Mass5403.000 M⊕measured
Bulk density1.980 g/cm³
Orbital period— days
Semi-major axis440.00000 au
Eccentricity
Incident flux0.000 S⊕
Equilibrium temperature11.4 K
Maximum angular separation2307.05 masReflected-light contrast 5.50e-13 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 coverage56%0% median composite-to-default difference over shared parameters.

Host star & system

HostCT Cha
Spectral typeK5e
Effective temperature4403 K
Radius1.680 R☉
Mass— M☉
Distance190.7 pc / 622.0 ly
DiscoveryImaging, 2007