NGTS-8 · K0 V
NGTS-8 b
Rank #4813 of the ranked catalogue · Discovered by Transit in 2019
HZ 0%measured
0.070
Earth-2.0 index
0.103
Earth Similarity Index
0%
Habitable-zone probability
12.22 R⊕
Radius
Planet
Mass295.582 M⊕measured
Bulk density0.890 g/cm³
Orbital period2.4997 days
Semi-major axis0.03500 au
Eccentricity0.010
Incident flux503.000 S⊕
Equilibrium temperature1203.8 K
Transit-time σ at 203028.8 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.08 masReflected-light contrast 2.12e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources3 · 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-8
Spectral typeK0 V
Effective temperature5241 K
Radius0.980 R☉
Mass0.890 M☉
Distance429.0 pc / 1399.1 ly
DiscoveryTransit, 2019