Finding Earth 2.0
HAT-P-37

HAT-P-37 b

Rank #4751 of the ranked catalogue · Discovered by Transit in 2011

HZ 0%measured

0.071

Earth-2.0 index

0.107

Earth Similarity Index

0%

Habitable-zone probability

13.20 R⊕

Radius

Planet

Mass371.528 M⊕measured
Bulk density0.890 g/cm³
Orbital period2.7974 days
Semi-major axis0.03790 au
Eccentricity0.058
Incident flux412.391 S⊕
Equilibrium temperature1145.5 K
Transit-time σ at 203024.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.10 masReflected-light contrast 2.11e-5 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

HostHAT-P-37
Spectral typeG
Effective temperature5500 K
Radius0.877 R☉
Mass0.929 M☉
Distance390.6 pc / 1273.9 ly
DiscoveryTransit, 2011