Finding Earth 2.0
HD 133131 A · G2 V

HD 133131 A c

Rank #4138 of the ranked catalogue · Discovered by Radial Velocity in 2016

HZ 0%M sin i

0.078

Earth-2.0 index

0.181

Earth Similarity Index

0%

Habitable-zone probability

14.30 R⊕

Radius

Planet

Mass133.489 M⊕M sin i
Bulk density0.251 g/cm³
Orbital period3568.0000 days
Semi-major axis4.49000 au
Eccentricity0.490
Incident flux0.048 S⊕
Equilibrium temperature118.8 K
Maximum angular separation87.23 masReflected-light contrast 1.76e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources4 · 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

HostHD 133131 A
Spectral typeG2 V
Effective temperature5799 K
Radius0.955 R☉
Mass0.950 M☉
Distance51.5 pc / 167.9 ly
DiscoveryRadial Velocity, 2016