| Parameter | Mand | Type | Default | Constraints |
| spectrumset | yes | dataset | ||
|
The name of the input spectrum in counts v channel space.
| ||||
| arfset | yes | dataset | ||
|
The name of the effective area file (ARF).
| ||||
| rmfset | yes | dataset | ||
|
The name of the redistribution matrix file (RMF).
| ||||
| backgndset | no | dataset | ||
|
The name of a background spectrum
| ||||
| fluxedset | no | dataset | fluxedspec.ds | |
|
The name of the output fluxed spectrum file
| ||||
| Parameter | Mand | Type | Default | Constraints |