Finding Earth 2.0
HD 13908 · F8 V

HD 13908 c

Rank #731 of the ranked catalogue · Discovered by Radial Velocity in 2013

HZ 100%M sin i

0.110

Earth-2.0 index

0.530

Earth Similarity Index

100%

Habitable-zone probability

12.80 R⊕

Radius

Planet

Mass1630.400 M⊕M sin i
Bulk density4.270 g/cm³
Orbital period931.0000 days
Semi-major axis2.03000 au
Eccentricity0.120
Incident flux0.971 S⊕
Equilibrium temperature252.3 K
Maximum angular separation25.52 masReflected-light contrast 6.90e-9 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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 13908
Spectral typeF8 V
Effective temperature6255 K
Radius1.670 R☉
Mass1.290 M☉
Distance79.6 pc / 259.5 ly
DiscoveryRadial Velocity, 2013