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Table 1

GCM parameters used in this study.

GCM parameters
Reference surface pressure (bar) 200
Pressure range 200 bar–2 μbar
Upper boundary pressure (bar) 2 × 10−6
Specific heat capacity cp (J kg−1 K−1) 1.3 × 104
Adiabatic coefficient κ 0.286
Gravity g (m s−2) 13.96
Semi-major axis (AU) 0.034
Planetary radius Rp (m) 6.79 × 107
Eccentricity e 0
Orbital period (days) 3.0678
log10 (metallicity) 0.55
Hydrodynamic timestep (s) 40

Notes. We use a cubed-sphere resolution of C32 (128 × 64 in longitude × latitude). The model includes 53 pressure levels, providing nearly three levels of resolution per scale height.

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