Finding Earth 2.0
HD 75289 · G0

HD 75289 b

Rank #5482 of the ranked catalogue · Discovered by Radial Velocity in 1999

HZ 0%M sin i

0.057

Earth-2.0 index

0.071

Earth Similarity Index

0%

Habitable-zone probability

14.20 R⊕

Radius

Planet

Mass155.737 M⊕M sin i
Bulk density0.299 g/cm³
Orbital period3.5093 days
Semi-major axis0.05000 au
Eccentricity0.030
Incident flux821.349 S⊕
Equilibrium temperature1360.8 K
Maximum angular separation1.72 masReflected-light contrast 1.40e-5 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 75289
Spectral typeG0
Effective temperature6117 K
Radius1.230 R☉
Mass1.290 M☉
Distance29.1 pc / 95.0 ly
DiscoveryRadial Velocity, 1999