| -verbose 7 | Verbosity of output. |
| -select 14 | Selection number of particles to process (default all selected). |
| -size 100,120,90 | Size of reconstruction (default from images). |
| -angles 8.8,2.5,5.2 | Step size for alpha, theta and phi, one value sets all (default 45 degrees). |
| -resolution 10,500 | Resolution limits for finding centers (angstrom, default 20,1000). |
| -pad 3 | Image padding factor (default 0, no padding). |
| -CTF flip | Apply CTF correction to images before reconstruction (default not). |
| -wiener 0.15 | Wiener factor for CTF correction (default 0.2). |
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