Table 1
Adopted Exo-FMS simulation parameters for the hazy HD 189733b hot Jupiter scenario.
| Parameter | Value | Unit | Description |
|---|---|---|---|
| Tint | 390 | K | Internal temperature |
| p0 | 220 | bar | Reference surface pressure |
| pup | 10−7 | bar | Upper boundary pressure |
| cp | 11334 | J K−1 kg−1 | Specific heat capacity |
| Rd | 3149 | J K−1 kg−1 | Specific gas constant |
| κ | 0.28 | ... | Adiabatic coefficient |
| gp | 23.1 | m s−2 | Acceleration from gravity |
| Rp | 8 · 107 | m | Planetary radius |
| Ωp | 3.278 · 10−5 | rad s−1 | Rotation rate |
| [M/H] | 1.0 | dex | Solar metallicity |
| τdrag | 105 | s | Basal drag timescale |
| Δ tdyn | 15 | s | Hydrodynamic time-step |
| Δ trad | 15 | s | Radiative time-step |
| Δ tchem | 60 | s | mini-chem time-step |
| Δ thaze | 60 | s | mini-haze time-step |
| Δ tMLT | 0.5 | s | mixing length theory time-step |
| P0 | 2.5 · 10−9 | kg m−2 s−1 | Haze precursor production rate |
| pm | 2 · 10−6 | bar | Median production pressure |
| σ | 0.576 | ... | Standard deviation of production zone |
| τact | 10:56 000 | s | Precursor activation timescale |
| τform | 10:100 | s | Haze formation timescale |
| τd,pre | 1:560 | s | Precursor decay timescale |
| τd,act | 1:560 | s | Activated species decay timescale |
| τloss | 1000 | s | Thermal loss timescale |
| ploss | 0.1 | bar | Thermal loss boundary |
| Nv | 56 | ... | Number of vertical layers in GCM |
Notes. We used a cubed-sphere resolution of C32 (≈ 128 × 64 in longitude × latitude). We adopted and derived system parameters following the values published by Addison et al. (2019) and follow a similar setup and haze parameters of Steinrueck et al. (2023).
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