Finding Earth 2.0
HAT-P-27 · G8

HAT-P-27 b

Rank #4578 of the ranked catalogue · Discovered by Transit in 2011

HZ 0%measured

0.073

Earth-2.0 index

0.114

Earth Similarity Index

0%

Habitable-zone probability

11.43 R⊕

Radius

Planet

Mass197.050 M⊕measured
Bulk density0.760 g/cm³
Orbital period3.0396 days
Semi-major axis0.04000 au
Eccentricity0.000
Incident flux336.038 S⊕
Equilibrium temperature1088.3 K
Transit-time σ at 203020.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.20 masReflected-light contrast 1.42e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources5 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage75%0% median composite-to-default difference over shared parameters.

Host star & system

HostHAT-P-27
Spectral typeG8
Effective temperature5316 K
Radius0.865 R☉
Mass0.916 M☉
Distance199.2 pc / 649.6 ly
DiscoveryTransit, 2011