Finding Earth 2.0
Kepler-261

Kepler-261 b

Rank #1847 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%inferred

0.097

Earth-2.0 index

0.357

Earth Similarity Index

0%

Habitable-zone probability

2.18 R⊕

Radius

Planet

Mass5.390 M⊕inferred
Bulk density2.860 g/cm³
Orbital period10.3812 days
Semi-major axis0.08800 au
Eccentricity0.000
Incident flux45.779 S⊕
Equilibrium temperature661.2 K
Transit-time σ at 203016.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.28 masReflected-light contrast 1.07e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources7 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-261
Spectral typeK
Effective temperature5098 K
Radius0.794 R☉
Mass0.834 M☉
Distance317.5 pc / 1035.5 ly
DiscoveryTransit, 2014