Finding Earth 2.0
NGTS-13

NGTS-13 b

Rank #4954 of the ranked catalogue · Discovered by Transit in 2021

HZ 0%measured

0.068

Earth-2.0 index

0.097

Earth Similarity Index

0%

Habitable-zone probability

12.80 R⊕

Radius

Planet

Mass1538.297 M⊕measured
Bulk density4.020 g/cm³
Orbital period4.1190 days
Semi-major axis0.05490 au
Eccentricity0.086
Incident flux1096.000 S⊕
Equilibrium temperature1462.6 K
Transit-time σ at 203031.7 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.09 masReflected-light contrast 9.44e-6 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources2 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage100%0% median composite-to-default difference over shared parameters.

Host star & system

HostNGTS-13
Spectral typeG
Effective temperature5819 K
Radius1.788 R☉
Mass1.300 M☉
Distance647.6 pc / 2112.2 ly
DiscoveryTransit, 2021