Finding Earth 2.0
HIP 79431 · M3 V

HIP 79431 b

Rank #2264 of the ranked catalogue · Discovered by Radial Velocity in 2009

HZ 0%M sin i

0.094

Earth-2.0 index

0.354

Earth Similarity Index

0%

Habitable-zone probability

13.40 R⊕

Radius

Planet

Mass667.415 M⊕M sin i
Bulk density1.520 g/cm³
Orbital period111.7000 days
Semi-major axis0.36000 au
Eccentricity0.290
Incident flux0.218 S⊕
Equilibrium temperature173.7 K
Maximum angular separation24.77 masReflected-light contrast 2.40e-7 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 coverage58%0% median composite-to-default difference over shared parameters.

Host star & system

HostHIP 79431
Spectral typeM3 V
Effective temperature3191 K
Radius0.479 R☉
Mass0.490 M☉
Distance14.5 pc / 47.4 ly
DiscoveryRadial Velocity, 2009