Finding Earth 2.0
HATS-1

HATS-1 b

Rank #4847 of the ranked catalogue · Discovered by Transit in 2012

HZ 0%measured

0.070

Earth-2.0 index

0.101

Earth Similarity Index

0%

Habitable-zone probability

14.59 R⊕

Radius

Planet

Mass589.550 M⊕measured
Bulk density1.030 g/cm³
Orbital period3.4465 days
Semi-major axis0.04440 au
Eccentricity0.120
Incident flux489.946 S⊕
Equilibrium temperature1195.9 K
Transit-time σ at 203012.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.16 masReflected-light contrast 1.88e-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

HostHATS-1
Spectral typeG
Effective temperature5870 K
Radius1.038 R☉
Mass0.986 M☉
Distance284.0 pc / 926.2 ly
DiscoveryTransit, 2012