Finding Earth 2.0
HD 142022 A · G9 IV-V

HD 142022 A b

Rank #1278 of the ranked catalogue · Discovered by Radial Velocity in 2005

HZ 0%measured

0.103

Earth-2.0 index

0.345

Earth Similarity Index

0%

Habitable-zone probability

12.90 R⊕

Radius

Planet

Mass1433.406 M⊕measured
Bulk density3.670 g/cm³
Orbital period1928.0000 days
Semi-major axis2.93000 au
Eccentricity0.530
Incident flux0.118 S⊕
Equilibrium temperature148.9 K
Maximum angular separation85.47 masReflected-light contrast 3.36e-9 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 142022 A
Spectral typeG9 IV-V
Effective temperature5421 K
Radius1.040 R☉
Mass0.900 M☉
Distance34.3 pc / 111.8 ly
DiscoveryRadial Velocity, 2005