Finding Earth 2.0
HAT-P-23 · G0

HAT-P-23 b

Rank #5447 of the ranked catalogue · Discovered by Transit in 2010

HZ 0%measured

0.058

Earth-2.0 index

0.059

Earth Similarity Index

0%

Habitable-zone probability

15.33 R⊕

Radius

Planet

Mass664.237 M⊕measured
Bulk density1.010 g/cm³
Orbital period1.2129 days
Semi-major axis0.02320 au
Eccentricity0.106
Incident flux2796.234 S⊕
Equilibrium temperature1848.5 K
Transit-time σ at 203018.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.06 masReflected-light contrast 7.58e-5 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 coverage92%0% median composite-to-default difference over shared parameters.

Host star & system

HostHAT-P-23
Spectral typeG0
Effective temperature5905 K
Radius1.203 R☉
Mass1.130 M☉
Distance364.8 pc / 1189.9 ly
DiscoveryTransit, 2010