Gaia-1
Gaia-1 b
Rank #4789 of the ranked catalogue · Discovered by Transit in 2022
HZ 0%measured
0.071
Earth-2.0 index
0.108
Earth Similarity Index
0%
Habitable-zone probability
13.78 R⊕
Radius
Planet
Mass533.952 M⊕measured
Bulk density1.120 g/cm³
Orbital period3.0525 days
Semi-major axis0.04047 au
Eccentricity—
Incident flux426.535 S⊕
Equilibrium temperature1155.2 K
Transit-time σ at 203032.4 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.11 masReflected-light contrast 2.01e-5 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 coverage73%0% median composite-to-default difference over shared parameters.
Host star & system
HostGaia-1
Spectral typeG
Effective temperature5470 K
Radius0.952 R☉
Mass0.949 M☉
Distance363.7 pc / 1186.1 ly
DiscoveryTransit, 2022