Free Access
Table 1
Relevant parameters used for the fiducial generic test run simulation in Sect. 3.
| Star | |
|
|
|
| Spectral type | A7V |
| Mass | 1.84 M⊙ |
| Magnitude in V | 4.779 |
| Distance from observer | 30 pc |
|
|
|
| Grain physical characteristics | |
|
|
|
| Blow-out size (scut) | 1.8 μm |
| Material | Astrosilicate |
| Porosity | 0 |
| Density (ρ) | 2500 kg m-3 |
|
|
|
| Released fragment population | |
|
|
|
| Minimum size | 2.0 μm (β = 0.44) |
| Maximum size | 1 m |
| Initial size distribution | dN ∝ s-3.8ds |
| Initial total mass | 1021 kg |
| Initial velocity dispersion | 0 <vfrag<vesc |
| Initial release distance from the star | 6 AU |
| Initial mean eccentricity | 0.037 |
|
|
|
| LIDT-DD specific parameters | |
|
|
|
| Number of initial tracers | 300 000 |
| Collisional grid cells number (NR×Nθ) | 10 × 10 |
| Collisional grid cells spacing (log-scale) | drint = 1.5, drext = 13 AU |
|
|
|
| Collisional prescription | |
|
|
|
| Critical specific energy Q∗ | Benz & Asphaug (1999) |
| Q∗ formula |
|
| a = −0.38, b = 1.36, R0 = 1 m | |
| α1 = 3.5 × 103 J/kg, α2 = 3 × 10-8 (SI) | |
| Fragmentation | Fujiwara et al. (1977) |
| Cratering | Thebault & Augereau (2007) |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.