Finding Earth 2.0
NGTS-30

NGTS-30 b

Rank #3855 of the ranked catalogue · Discovered by Transit in 2024

HZ 0%measured

0.081

Earth-2.0 index

0.157

Earth Similarity Index

0%

Habitable-zone probability

10.40 R⊕

Radius

Planet

Mass305.115 M⊕measured
Bulk density1.490 g/cm³
Orbital period98.2984 days
Semi-major axis0.40800 au
Eccentricity0.294
Incident flux172.857 S⊕
Equilibrium temperature921.7 K
Transit-time σ at 20305.2 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation1.71 masReflected-light contrast 1.13e-7 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 coverage83%0% median composite-to-default difference over shared parameters.

Host star & system

HostNGTS-30
Spectral typeG
Effective temperature5455 K
Radius0.913 R☉
Mass0.940 M☉
Distance238.4 pc / 777.5 ly
DiscoveryTransit, 2024