Finding Earth 2.0
HD 27894 · K2 V

HD 27894 d

Rank #3259 of the ranked catalogue · Discovered by Radial Velocity in 2017

HZ 0%measured

0.086

Earth-2.0 index

0.206

Earth Similarity Index

0%

Habitable-zone probability

12.70 R⊕

Radius

Planet

Mass2063.660 M⊕measured
Bulk density5.540 g/cm³
Orbital period5019.5424 days
Semi-major axis5.36200 au
Eccentricity0.343
Incident flux0.012 S⊕
Equilibrium temperature84.8 K
Maximum angular separation122.36 masReflected-light contrast 9.74e-10 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources6 · 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 27894
Spectral typeK2 V
Effective temperature4875 K
Radius0.892 R☉
Mass0.810 M☉
Distance43.8 pc / 142.9 ly
DiscoveryRadial Velocity, 2017