Finding Earth 2.0
HD 39194 · K0 V

HD 39194 d

Rank #715 of the ranked catalogue · Discovered by Radial Velocity in 2021

HZ 0%M sin i

0.110

Earth-2.0 index

0.514

Earth Similarity Index

0%

Habitable-zone probability

2.12 R⊕

Radius

Planet

Mass5.160 M⊕M sin i
Bulk density2.980 g/cm³
Orbital period33.8740 days
Semi-major axis0.19490 au
Eccentricity0.159
Incident flux10.267 S⊕
Equilibrium temperature455.0 K
Maximum angular separation7.38 masReflected-light contrast 2.05e-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 coverage50%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 39194
Spectral typeK0 V
Effective temperature5205 K
Radius0.784 R☉
Mass0.860 M☉
Distance26.4 pc / 86.1 ly
DiscoveryRadial Velocity, 2021