Finding Earth 2.0
HD 142 · F7V

HD 142 b

Rank #428 of the ranked catalogue · Discovered by Radial Velocity in 2001

HZ 0%measured

0.116

Earth-2.0 index

0.439

Earth Similarity Index

0%

Habitable-zone probability

12.70 R⊕

Radius

Planet

Mass2256.582 M⊕measured
Bulk density6.050 g/cm³
Orbital period351.4339 days
Semi-major axis1.03900 au
Eccentricity0.158
Incident flux2.760 S⊕
Equilibrium temperature327.6 K
Maximum angular separation39.68 masReflected-light contrast 2.59e-8 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources7 · 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

HostHD 142
Spectral typeF7V
Effective temperature6245 K
Radius1.470 R☉
Mass1.210 M☉
Distance26.2 pc / 85.4 ly
DiscoveryRadial Velocity, 2001