Finding Earth 2.0
TOI-4487 A

TOI-4487 A b

Rank #5280 of the ranked catalogue · Discovered by Transit in 2025

HZ 0%measured

0.062

Earth-2.0 index

0.073

Earth Similarity Index

0%

Habitable-zone probability

14.61 R⊕

Radius

Planet

Mass397.286 M⊕measured
Bulk density0.700 g/cm³
Orbital period3.9541 days
Semi-major axis0.05448 au
Eccentricity0.083
Incident flux1203.000 S⊕
Equilibrium temperature1497.0 K
Transit-time σ at 20301.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.11 masReflected-light contrast 1.25e-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-4487 A
Spectral typeF
Effective temperature6206 K
Radius1.634 R☉
Mass1.378 M☉
Distance479.1 pc / 1562.8 ly
DiscoveryTransit, 2025