| Parameter Name | Units | Type | Default | Description |
| X |  |
double | 0.0 | rms scattering level for x |
| XP | |
double | 0.0 | rms scattering level for x' |
| Y | |
double | 0.0 | rms scattering level for y |
| YP | |
double | 0.0 | rms scattering level for y' |
| DP | |
double | 0.0 | rms scattering level for (p-pCentral)/pCentral |
| PROBABILITY | double | 1 | Probability that any particle will be selected for scattering. |