Finding Earth 2.0
Kepler-52 · M0 V

Kepler-52 b

Rank #3870 of the ranked catalogue · Discovered by Transit in 2012

HZ 0%upper limit

0.081

Earth-2.0 index

0.218

Earth Similarity Index

0%

Habitable-zone probability

2.10 R⊕

Radius

Planet

Mass135.000 M⊕upper limit
Bulk density3.350 g/cm³
Orbital period7.8774 days
Semi-major axis0.06370 au
Eccentricity0.000
Incident flux22.720 S⊕
Equilibrium temperature555.0 K
Transit-time σ at 203052.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.20 masReflected-light contrast 1.89e-7 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources9 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage58%0% median composite-to-default difference over shared parameters.

Host star & system

HostKepler-52
Spectral typeM0 V
Effective temperature4075 K
Radius0.520 R☉
Mass0.540 M☉
Distance321.5 pc / 1048.7 ly
DiscoveryTransit, 2012