Finding Earth 2.0
HD 20329

HD 20329 b

Rank #4716 of the ranked catalogue · Discovered by Transit in 2022

HZ 0%measured

0.072

Earth-2.0 index

0.108

Earth Similarity Index

0%

Habitable-zone probability

1.72 R⊕

Radius

Planet

Mass7.420 M⊕measured
Bulk density8.060 g/cm³
Orbital period0.9261 days
Semi-major axis0.01800 au
Eccentricity0.000
Incident flux3474.000 S⊕
Equilibrium temperature1951.5 K
Transit-time σ at 2030235.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.28 masReflected-light contrast 1.58e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 20329
Spectral typeG
Effective temperature5596 K
Radius1.130 R☉
Mass0.900 M☉
Distance63.7 pc / 207.7 ly
DiscoveryTransit, 2022