Fit of the simulated scattering curve versus the experimental data. Columns in the output file are: \(s\), \(I_{\text{exp}}\), Err and \(I_{\text{sim}}\).

Applications that read .fir:

Applications that write .fir:

  • bodies - Fit geometric shapes to SAS data; predict SAS data of geometric shapes
  • bunch - Rigid body modelling of multidomain proteins.
  • dammif - Rapid ab-initio bead modelling
  • dammin - Ab-initio bead modelling
  • launcher - ATSAS launcher