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Table 1

Set-up for the “cold” and “warm” disc configurations.


Stellar-type A6V
Mass 1.84 M

Grain physical characteristics

Material Silicate
Blow-out size (sblow) 1.6 μm
Porosity 0

Main outer disc
 (then evolves towards
collisional steady state)

Minimum simulated dust size 0.02 μm
Maximum simulated dust size 1 m
Initial size distribution dNs-3.5 ds down to sblow
Initial radial extension 50120 au (cold disc case)
512 au (warm disc case)
Average vertical optical τ ~ 2 × 10-3 (nominal case)
depth τ ~ 10-2 (dense disc)

Post-breakup released dust

Minimum size 0.02 μm
Maximum size 1 cm
Initial size distribution dNs-3.8 ds
Initial total mass minit 5 × 1022 g (cold disc case)
1020 g (warm disc case)
Release distance from the star 10 au (cold disc case)
1 au (warm disc case)

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