Finding Earth 2.0
HD 134987 · G5 V

HD 134987 b

Rank #1168 of the ranked catalogue · Discovered by Radial Velocity in 1999

HZ 0%M sin i

0.104

Earth-2.0 index

0.376

Earth Similarity Index

0%

Habitable-zone probability

13.50 R⊕

Radius

Planet

Mass511.706 M⊕M sin i
Bulk density1.140 g/cm³
Orbital period258.1800 days
Semi-major axis0.81000 au
Eccentricity0.230
Incident flux2.744 S⊕
Equilibrium temperature327.1 K
Maximum angular separation30.94 masReflected-light contrast 4.82e-8 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 134987
Spectral typeG5 V
Effective temperature5736 K
Radius1.220 R☉
Mass1.100 M☉
Distance26.2 pc / 85.4 ly
DiscoveryRadial Velocity, 1999