Finding Earth 2.0
HD 22496 · K5/M0V

HD 22496 b

Rank #1219 of the ranked catalogue · Discovered by Radial Velocity in 2021

HZ 0%M sin i

0.104

Earth-2.0 index

0.406

Earth Similarity Index

0%

Habitable-zone probability

2.22 R⊕

Radius

Planet

Mass5.570 M⊕M sin i
Bulk density2.800 g/cm³
Orbital period5.0907 days
Semi-major axis0.05100 au
Eccentricity
Incident flux26.000 S⊕
Equilibrium temperature574.0 K
Maximum angular separation3.75 masReflected-light contrast 3.29e-7 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 coverage82%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 22496
Spectral typeK5/M0V
Effective temperature4385 K
Radius0.674 R☉
Mass0.684 M☉
Distance13.6 pc / 44.3 ly
DiscoveryRadial Velocity, 2021