Finding Earth 2.0
K2-88

K2-88 b

Rank #570 of the ranked catalogue · Discovered by Transit in 2016

HZ 1%inferred

0.113

Earth-2.0 index

0.599

Earth Similarity Index

1%

Habitable-zone probability

1.23 R⊕

Radius

Planet

Mass2.040 M⊕inferred
Bulk density6.020 g/cm³
Orbital period4.6122 days
Semi-major axis0.03450 au
Eccentricity0.260
Incident flux7.800 S⊕
Equilibrium temperature424.8 K
Transit-time σ at 2030305.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.31 masReflected-light contrast 2.21e-7 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-88
Spectral typeM
Effective temperature3537 K
Radius0.256 R☉
Mass0.258 M☉
Distance110.6 pc / 360.6 ly
DiscoveryTransit, 2016