Finding Earth 2.0
HAT-P-26 · K1

HAT-P-26 b

Rank #4243 of the ranked catalogue · Discovered by Transit in 2010

HZ 0%measured

0.077

Earth-2.0 index

0.133

Earth Similarity Index

0%

Habitable-zone probability

7.06 R⊕

Radius

Planet

Mass22.248 M⊕measured
Bulk density0.259 g/cm³
Orbital period4.2345 days
Semi-major axis0.04748 au
Eccentricity0.120
Incident flux185.074 S⊕
Equilibrium temperature937.6 K
Transit-time σ at 203028.6 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.34 masReflected-light contrast 3.84e-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

HostHAT-P-26
Spectral typeK1
Effective temperature5079 K
Radius0.870 R☉
Mass1.120 M☉
Distance141.8 pc / 462.6 ly
DiscoveryTransit, 2010