Finding Earth 2.0
TrES-4 · F8 V

TrES-4 b

Rank #5572 of the ranked catalogue · Discovered by Transit in 2007

HZ 0%measured

0.053

Earth-2.0 index

0.046

Earth Similarity Index

0%

Habitable-zone probability

18.05 R⊕

Radius

Planet

Mass247.907 M⊕measured
Bulk density0.099 g/cm³
Orbital period3.5539 days
Semi-major axis0.05084 au
Eccentricity0.000
Incident flux2276.295 S⊕
Equilibrium temperature1755.8 K
Transit-time σ at 203061.5 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.10 masReflected-light contrast 2.19e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources7 · 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

HostTrES-4
Spectral typeF8 V
Effective temperature6200 K
Radius1.660 R☉
Mass1.080 M☉
Distance516.0 pc / 1682.9 ly
DiscoveryTransit, 2007