Table 1
Nominal set-up for the narrow-ring and extended-disc runs.
| PARENT-BODY RUN | |
| Number of test particles | NPB = 2 × 105 |
| Initial radial extent | 30 < r < 130 AU (wide-disc) |
| 45 < r < 53 AU (narrow-disc) | |
| Initial eccentricity | 0 ≤ e ≤ 0.01 |
| Initial surface density | Σ ∝ r-1 |
| PERTURBING PLANET | |
| mp/m∗ | ∗μ = 2 × 10-3 |
| Eccentricity | ep = 0 |
| Semi-major axis |  AU |
| COLLISIONAL RUNS | |
| Average optical depth |
|
| Number of test particles | Nnum = 2 × 105 |
| Size rangea | scut ≤ s ≤ 40scut |
| Size distribution at t = 0b | dn(s) ∝ s-3.5ds |
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