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Table 1

Planetary and stellar parameters for each simulation.

Parameter Unit HD 209458b HD 189733b
Mass, MP kg 1.36 × 1027 2.18 × 1027
Planet radius, RP m 9.65 × 107 8.05 × 107
Star radius, RS m 8.08 × 108 5.23 × 108
Semi major axis, a AU 0.04747 0.03142
Surface gravity, gsurf ms−2 9.3 21.5
Intrinsic temperature, Tint K 100 100
Lower boundary pressure, Plower Pa 2 × 107 2 × 107
Top-of-atmosphere height, zTOA m 9.0 × 106 3.2 × 106
Rotation rate, Ω s−1 2.06 × 10−5 3.23 × 10−5
Specific heat capacity, cP J kg−1 K−1 1.28 × 104 1.25 × 104
Specific gas constant, R J kg−1 K−1 3516.6 3516.1

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