Finding Earth 2.0
K2-174

K2-174 b

Rank #1012 of the ranked catalogue · Discovered by Transit in 2018

HZ 0%inferred

0.106

Earth-2.0 index

0.469

Earth Similarity Index

0%

Habitable-zone probability

2.60 R⊕

Radius

Planet

Mass7.270 M⊕inferred
Bulk density2.270 g/cm³
Orbital period19.5623 days
Semi-major axis0.12600 au
Eccentricity
Incident flux10.956 S⊕
Equilibrium temperature462.5 K
Transit-time σ at 203031.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.26 masReflected-light contrast 7.39e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage73%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-174
Spectral typeK
Effective temperature4455 K
Radius0.676 R☉
Mass0.700 M☉
Distance99.9 pc / 325.9 ly
DiscoveryTransit, 2018