Finding Earth 2.0
TOI-220 · K0 V

TOI-220 b

Rank #2172 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%measured

0.095

Earth-2.0 index

0.248

Earth Similarity Index

0%

Habitable-zone probability

3.03 R⊕

Radius

Planet

Mass13.800 M⊕measured
Bulk density2.730 g/cm³
Orbital period10.6953 days
Semi-major axis0.08911 au
Eccentricity0.032
Incident flux137.725 S⊕
Equilibrium temperature870.8 K
Transit-time σ at 203048.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.98 masReflected-light contrast 2.01e-7 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

HostTOI-220
Spectral typeK0 V
Effective temperature5298 K
Radius0.858 R☉
Mass0.825 M☉
Distance90.7 pc / 296.0 ly
DiscoveryTransit, 2021