GJ 143 · K4.5
GJ 143 b
Rank #171 of the ranked catalogue · Discovered by Transit in 2019
HZ 0%measured
0.125
Earth-2.0 index
0.538
Earth Similarity Index
0%
Habitable-zone probability
2.61 R⊕
Radius
Planet
Mass22.700 M⊕measured
Bulk density7.000 g/cm³
Orbital period35.6125 days
Semi-major axis0.19150 au
Eccentricity0.188
Incident flux7.042 S⊕
Equilibrium temperature414.1 K
Transit-time σ at 2030103.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation11.73 masReflected-light contrast 3.22e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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
HostGJ 143
Spectral typeK4.5
Effective temperature4640 K
Radius0.695 R☉
Mass0.730 M☉
Distance16.3 pc / 53.2 ly
DiscoveryTransit, 2019