Finding Earth 2.0
NGTS-27

NGTS-27 b

Rank #5495 of the ranked catalogue · Discovered by Transit in 2024

HZ 0%measured

0.056

Earth-2.0 index

0.055

Earth Similarity Index

0%

Habitable-zone probability

15.65 R⊕

Radius

Planet

Mass188.472 M⊕measured
Bulk density0.266 g/cm³
Orbital period3.3704 days
Semi-major axis0.04460 au
Eccentricity0.000
Incident flux1680.000 S⊕
Equilibrium temperature1627.4 K
Transit-time σ at 203010.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.05 masReflected-light contrast 2.14e-5 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-27
Spectral typeG
Effective temperature5700 K
Radius1.770 R☉
Mass1.070 M☉
Distance942.1 pc / 3072.8 ly
DiscoveryTransit, 2024