Finding Earth 2.0
HD 129445 · G6 V

HD 129445 b

Rank #1209 of the ranked catalogue · Discovered by Radial Velocity in 2009

HZ 0%measured

0.104

Earth-2.0 index

0.335

Earth Similarity Index

0%

Habitable-zone probability

13.30 R⊕

Radius

Planet

Mass797.749 M⊕measured
Bulk density1.860 g/cm³
Orbital period1840.0000 days
Semi-major axis2.90000 au
Eccentricity0.700
Incident flux0.146 S⊕
Equilibrium temperature157.2 K
Maximum angular separation43.00 masReflected-light contrast 3.65e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · 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 129445
Spectral typeG6 V
Effective temperature5646 K
Radius1.176 R☉
Mass0.990 M☉
Distance67.4 pc / 220.0 ly
DiscoveryRadial Velocity, 2009