NGTS-17 · G4 V
NGTS-17 b
Rank #5333 of the ranked catalogue · Discovered by Transit in 2021
HZ 0%measured
0.061
Earth-2.0 index
0.071
Earth Similarity Index
0%
Habitable-zone probability
13.90 R⊕
Radius
Planet
Mass242.821 M⊕measured
Bulk density0.500 g/cm³
Orbital period3.2425 days
Semi-major axis0.03910 au
Eccentricity0.000
Incident flux1160.000 S⊕
Equilibrium temperature1483.5 K
Transit-time σ at 203018.1 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.04 masReflected-light contrast 2.19e-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-17
Spectral typeG4 V
Effective temperature5650 K
Radius1.337 R☉
Mass1.025 M☉
Distance1040.3 pc / 3392.9 ly
DiscoveryTransit, 2021