Finding Earth 2.0
Kepler-1669

Kepler-1669 d

Rank #1621 of the ranked catalogue · Discovered by Transit in 2023

HZ 0%inferred

0.099

Earth-2.0 index

0.412

Earth Similarity Index

0%

Habitable-zone probability

1.22 R⊕

Radius

Planet

Mass1.980 M⊕inferred
Bulk density5.990 g/cm³
Orbital period4.7294 days
Semi-major axis0.04680 au
Eccentricity0.000
Incident flux47.300 S⊕
Equilibrium temperature666.6 K
Transit-time σ at 203071.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.09 masReflected-light contrast 1.18e-7 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 coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-1669
Spectral typeK
Effective temperature4224 K
Radius0.603 R☉
Mass0.609 M☉
Distance543.4 pc / 1772.5 ly
DiscoveryTransit, 2023