Finding Earth 2.0
HD 73534 · G5

HD 73534 b

Rank #1521 of the ranked catalogue · Discovered by Radial Velocity in 2008

HZ 87%M sin i

0.100

Earth-2.0 index

0.353

Earth Similarity Index

87%

Habitable-zone probability

13.70 R⊕

Radius

Planet

Mass353.427 M⊕M sin i
Bulk density0.755 g/cm³
Orbital period1750.0000 days
Semi-major axis2.99000 au
Eccentricity0.126
Incident flux0.372 S⊕
Equilibrium temperature198.5 K
Maximum angular separation35.88 masReflected-light contrast 3.64e-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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 73534
Spectral typeG5
Effective temperature4917 K
Radius2.580 R☉
Mass1.160 M☉
Distance83.3 pc / 271.8 ly
DiscoveryRadial Velocity, 2008