Finding Earth 2.0
Kepler-721

Kepler-721 b

Rank #3461 of the ranked catalogue · Discovered by Transit in 2016

HZ 0%inferred

0.084

Earth-2.0 index

0.248

Earth Similarity Index

0%

Habitable-zone probability

2.64 R⊕

Radius

Planet

Mass7.460 M⊕inferred
Bulk density2.230 g/cm³
Orbital period5.3920 days
Semi-major axis0.05830 au
Eccentricity0.000
Incident flux138.751 S⊕
Equilibrium temperature872.4 K
Transit-time σ at 203013.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.06 masReflected-light contrast 3.56e-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-721
Spectral typeK
Effective temperature5075 K
Radius0.780 R☉
Mass0.820 M☉
Distance926.6 pc / 3022.2 ly
DiscoveryTransit, 2016