Finding Earth 2.0
HD 5319 · G5

HD 5319 b

Rank #1445 of the ranked catalogue · Discovered by Radial Velocity in 2007

HZ 0%M sin i

0.101

Earth-2.0 index

0.362

Earth Similarity Index

0%

Habitable-zone probability

13.50 R⊕

Radius

Planet

Mass494.543 M⊕M sin i
Bulk density1.100 g/cm³
Orbital period637.1000 days
Semi-major axis1.57000 au
Eccentricity0.092
Incident flux3.283 S⊕
Equilibrium temperature342.1 K
Maximum angular separation12.93 masReflected-light contrast 1.28e-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 5319
Spectral typeG5
Effective temperature4871 K
Radius4.060 R☉
Mass1.270 M☉
Distance121.4 pc / 396.0 ly
DiscoveryRadial Velocity, 2007