Finding Earth 2.0
TOI-1203 · G3 V

TOI-1203 c

Discovered by Radial Velocity in 2025

unknownM sin i

Earth-2.0 index

Earth Similarity Index

Habitable-zone probability

2.20 R⊕

Radius

Planet

Mass5.460 M⊕M sin i
Bulk density2.820 g/cm³
Orbital period13.0766 days
Semi-major axis— au
Eccentricity0.092
Incident flux— S⊕
Equilibrium temperature— K
Maximum angular separation1.60 masReflected-light contrast 7.72e-8 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 coverage78%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-1203
Spectral typeG3 V
Effective temperature5737 K
Radius1.179 R☉
Mass0.886 M☉
Distance65.0 pc / 212.0 ly
DiscoveryRadial Velocity, 2025