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Table 2.

Summary of the 2D simulations.

Model L/Lstar τconv(a) (s) Nconv(b) tsteady(c) (s) tsim(d) (s)
ref 1 8 × 105 565 1.3 × 108 6.1 × 108
boost1d1 101 3.6 × 105 375 3 × 107 1.72 × 108
boost1d2 102 1.7 × 105 450 2.44 × 107 9.9 × 107
boost1d4 104 3.5 × 104 530 1.5 × 106 2 × 107

Notes.

(a)

Convective turnover time. See Sect. 3.1 for its definition.

(b)

Number of convective turnover times covered by the simulation once steady state convection is reached.

(c)

Physical time to reach a steady state for convection.

(d)

Total physical runtime of the simulation.

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