Finding Earth 2.0
HD 192263 · K2 V

HD 192263 b

Rank #3816 of the ranked catalogue · Discovered by Radial Velocity in 1999

HZ 0%M sin i

0.081

Earth-2.0 index

0.211

Earth Similarity Index

0%

Habitable-zone probability

14.20 R⊕

Radius

Planet

Mass177.985 M⊕M sin i
Bulk density0.342 g/cm³
Orbital period24.3556 days
Semi-major axis0.15000 au
Eccentricity0.050
Incident flux15.060 S⊕
Equilibrium temperature500.7 K
Maximum angular separation7.64 masReflected-light contrast 1.56e-6 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 coverage67%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 192263
Spectral typeK2 V
Effective temperature4976 K
Radius0.740 R☉
Mass0.660 M☉
Distance19.6 pc / 64.0 ly
DiscoveryRadial Velocity, 1999