Finding Earth 2.0
Kepler-280

Kepler-280 c

Rank #4281 of the ranked catalogue · Discovered by Transit in 2014

HZ 0%inferred

0.077

Earth-2.0 index

0.203

Earth Similarity Index

0%

Habitable-zone probability

2.01 R⊕

Radius

Planet

Mass4.700 M⊕inferred
Bulk density3.180 g/cm³
Orbital period4.8071 days
Semi-major axis0.05600 au
Eccentricity0.000
Incident flux279.085 S⊕
Equilibrium temperature1039.0 K
Transit-time σ at 203020.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.07 masReflected-light contrast 2.24e-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-280
Spectral typeG
Effective temperature5744 K
Radius0.886 R☉
Mass0.962 M☉
Distance780.4 pc / 2545.2 ly
DiscoveryTransit, 2014