Finding Earth 2.0
HD 332231 · F8

HD 332231 b

Rank #3572 of the ranked catalogue · Discovered by Transit in 2020

HZ 0%measured

0.083

Earth-2.0 index

0.162

Earth Similarity Index

0%

Habitable-zone probability

9.07 R⊕

Radius

Planet

Mass74.100 M⊕measured
Bulk density0.550 g/cm³
Orbital period18.7120 days
Semi-major axis0.14500 au
Eccentricity0.000
Incident flux98.090 S⊕
Equilibrium temperature800.0 K
Transit-time σ at 20306.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.80 masReflected-light contrast 6.80e-7 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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostHD 332231
Spectral typeF8
Effective temperature6128 K
Radius1.266 R☉
Mass1.164 M☉
Distance80.7 pc / 263.1 ly
DiscoveryTransit, 2020