Finding Earth 2.0
TOI-2015 · M4 +/- 0.5

TOI-2015 b

Rank #620 of the ranked catalogue · Discovered by Transit in 2023

HZ 0%measured

0.112

Earth-2.0 index

0.397

Earth Similarity Index

0%

Habitable-zone probability

3.31 R⊕

Radius

Planet

Mass9.200 M⊕measured
Bulk density1.400 g/cm³
Orbital period3.3482 days
Semi-major axis0.02932 au
Eccentricity0.079
Incident flux13.185 S⊕
Equilibrium temperature484.4 K
Transit-time σ at 203046.3 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.62 masReflected-light contrast 2.21e-6 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-2015
Spectral typeM4 +/- 0.5
Effective temperature3297 K
Radius0.327 R☉
Mass0.304 M☉
Distance47.3 pc / 154.4 ly
DiscoveryTransit, 2023