| Argument | Description |
|---|---|
| -version | show program's version number and exit |
| -h, -help | show this help message and exit |
| -nkeep=N | Number of particles to keep |
| -sym=Cn | Symmetry to search for |
| -mirror=outputfile | search for particles with mirror symmetry and write them out to outputfile. |
| -rtp | make a rotational footprint |
| -mask=rad | Mask radius |
| -imask=rad | Inside mask radius |