Finding Earth 2.0
TOI-277

TOI-277 b

Rank #2170 of the ranked catalogue · Discovered by Transit in 2022

HZ 0%inferred

0.095

Earth-2.0 index

0.373

Earth Similarity Index

0%

Habitable-zone probability

2.65 R⊕

Radius

Planet

Mass7.510 M⊕inferred
Bulk density2.220 g/cm³
Orbital period3.9940 days
Semi-major axis0.02690 au
Eccentricity
Incident flux28.236 S⊕
Equilibrium temperature586.0 K
Transit-time σ at 2030487.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.42 masReflected-light contrast 1.68e-6 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 coverage64%0% median composite-to-default difference over shared parameters.

Host star & system

HostTOI-277
Spectral typeK
Effective temperature4031 K
Radius0.362 R☉
Mass0.160 M☉
Distance64.7 pc / 210.9 ly
DiscoveryTransit, 2022