Finding Earth 2.0
K2-99 · G0 IV

K2-99 c

Rank #1307 of the ranked catalogue · Discovered by Radial Velocity in 2022

HZ 0%M sin i

0.103

Earth-2.0 index

0.395

Earth Similarity Index

0%

Habitable-zone probability

12.60 R⊕

Radius

Planet

Mass2669.759 M⊕M sin i
Bulk density7.330 g/cm³
Orbital period522.2000 days
Semi-major axis1.43000 au
Eccentricity0.210
Incident flux3.878 S⊕
Equilibrium temperature356.7 K
Maximum angular separation2.75 masReflected-light contrast 1.35e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostK2-99
Spectral typeG0 IV
Effective temperature6069 K
Radius2.550 R☉
Mass1.440 M☉
Distance519.2 pc / 1693.5 ly
DiscoveryRadial Velocity, 2022