XO-2 N · G8 V
XO-2 N b
Rank #4713 of the ranked catalogue · Discovered by Transit in 2007
HZ 0%measured
0.072
Earth-2.0 index
0.109
Earth Similarity Index
0%
Habitable-zone probability
11.13 R⊕
Radius
Planet
Mass199.915 M⊕measured
Bulk density0.715 g/cm³
Orbital period2.6159 days
Semi-major axis0.03666 au
Eccentricity0.000
Incident flux428.036 S⊕
Equilibrium temperature1156.2 K
Transit-time σ at 20301.0 minLinear propagation of published epoch and period errors; not a ranking input.
Maximum angular separation0.24 masReflected-light contrast 1.60e-5 at Aᵍ = 0.30 and Lambertian quadrature.
Composite parameter sources8 · mixedThe archive may select different publications for different parameters; mixed-source is disclosed, not automatically penalised.
Default-solution coverage67%0% median composite-to-default difference over shared parameters.
Host star & system
HostXO-2 N
Spectral typeG8 V
Effective temperature5290 K
Radius0.998 R☉
Mass0.960 M☉
Distance154.3 pc / 503.2 ly
DiscoveryTransit, 2007