Finding Earth 2.0
Kepler-30

Kepler-30 d

Rank #1177 of the ranked catalogue · Discovered by Transit in 2012

HZ 0%measured

0.104

Earth-2.0 index

0.325

Earth Similarity Index

0%

Habitable-zone probability

8.80 R⊕

Radius

Planet

Mass23.100 M⊕measured
Bulk density0.190 g/cm³
Orbital period143.3439 days
Semi-major axis0.50000 au
Eccentricity0.022
Incident flux1.962 S⊕
Equilibrium temperature300.8 K
Transit-time σ at 2030617.9 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.55 masReflected-light contrast 5.38e-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 coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-30
Spectral typeG
Effective temperature5498 K
Radius0.950 R☉
Mass0.990 M☉
Distance914.2 pc / 2981.8 ly
DiscoveryTransit, 2012