Finding Earth 2.0
HD 102272 · K0

HD 102272 b

Rank #4255 of the ranked catalogue · Discovered by Radial Velocity in 2008

HZ 0%M sin i

0.077

Earth-2.0 index

0.164

Earth Similarity Index

0%

Habitable-zone probability

12.90 R⊕

Radius

Planet

Mass1570.080 M⊕M sin i
Bulk density4.020 g/cm³
Orbital period127.5800 days
Semi-major axis0.51000 au
Eccentricity0.050
Incident flux176.412 S⊕
Equilibrium temperature926.4 K
Maximum angular separation1.47 masReflected-light contrast 1.11e-7 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 102272
Spectral typeK0
Effective temperature4790 K
Radius10.300 R☉
Mass1.450 M☉
Distance347.1 pc / 1132.1 ly
DiscoveryRadial Velocity, 2008