Finding Earth 2.0
Kepler-1728

Kepler-1728 b

Rank #3862 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%inferred

0.081

Earth-2.0 index

0.234

Earth Similarity Index

0%

Habitable-zone probability

2.96 R⊕

Radius

Planet

Mass9.040 M⊕inferred
Bulk density1.930 g/cm³
Orbital period4.7830 days
Semi-major axis0.05350 au
Eccentricity0.000
Incident flux145.480 S⊕
Equilibrium temperature882.8 K
Maximum angular separation0.08 masReflected-light contrast 5.30e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · 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-1728
Spectral typeK
Effective temperature5170 K
Radius0.807 R☉
Mass0.891 M☉
Distance651.8 pc / 2125.8 ly
DiscoveryTransit, 2021