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Table 2

Parameters used in the reference model.

Ms Mass of central star 1.0 M
Zs Metallicity of central star 0.018
Mp Mass of planet 1.0 MJup
ap,0 Initial semi-major axis of planet Eq. (38)
ap,f Final semi-major axis of planet 0.5 AU
τtide,0 Scaling factor of migration timescale 1.0 × 105 yr
Σdisk,0 Surface density of disk gas at 1 AU 1.7 × 103 g cm−2
Tdisk,0 Temperature at 1 AU 280 K
αdisk Exponent of disk gas profile 3∕2
βdisk Exponent of disk temperature profile 1∕4
Rpl Radius of planetesimal 1.0 × 107 cm
apl,in Inner edge of planetesimal disk 0.3 AU
apl,out Outer edge of planetesimal disk 20 AU
ρpl Mean density of planetesimal 2.0 g cm−3
Nsp Initial number of super-particles 12 000
Cd Non-dimensional drag coefficient 1

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