Finding Earth 2.0
TOI-4773

TOI-4773 b

Rank #5450 of the ranked catalogue · Discovered by Transit in 2025

HZ 0%measured

0.058

Earth-2.0 index

0.061

Earth Similarity Index

0%

Habitable-zone probability

15.22 R⊕

Radius

Planet

Mass1687.669 M⊕measured
Bulk density2.630 g/cm³
Orbital period1.7453 days
Semi-major axis0.03216 au
Eccentricity0.024
Incident flux3879.807 S⊕
Equilibrium temperature2006.2 K
Transit-time σ at 20303.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.07 masReflected-light contrast 3.89e-5 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-4773
Spectral typeF
Effective temperature6740 K
Radius1.550 R☉
Mass1.452 M☉
Distance492.9 pc / 1607.6 ly
DiscoveryTransit, 2025