| CIRC_FWHM | float | FWHM limit for circular refit | | NUMR |
| CIRC_START | float | Start width value for circular refit | | NUMR |
| CONFIDENCE_KAPPA | float | | | NUMR |
| COSMIC_FWHM | float | Maximum FWHM for cosmic for smaller axis | | NUMR |
| ISOLATION | int | Do not filter pixels with more than ISOLATION NaN neighbors | | NUMR |
| KAPPA | float | Minimum amplitude for cosmic | | NUMR |
| MEDIAN_KAPPA | float | KAPPA for median filter | | DATE |
| REPLACE_KAPPA | float | | | NUMR |
| SKY_OFFSET | float | Already subtracted constant sky surface | | NUMR |
| SMOOTH_SCALE | float | | | NUMR |
