Finding Earth 2.0
TOI-1431 · Am C

TOI-1431 b

Rank #5557 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%measured

0.054

Earth-2.0 index

0.049

Earth Similarity Index

0%

Habitable-zone probability

16.70 R⊕

Radius

Planet

Mass991.625 M⊕measured
Bulk density1.170 g/cm³
Orbital period2.6502 days
Semi-major axis0.04600 au
Eccentricity0.002
Incident flux5300.000 S⊕
Equilibrium temperature2168.9 K
Transit-time σ at 20306.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.31 masReflected-light contrast 2.29e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-1431
Spectral typeAm C
Effective temperature7690 K
Radius1.920 R☉
Mass1.900 M☉
Distance148.9 pc / 485.7 ly
DiscoveryTransit, 2021