/so/stix/idl/sim/ospex/stx_calc_spex_user_data.pro
/so/stix/idl/sim/ospex/stx_counts_calc.pro
/so/stix/idl/sim/ospex/stx_hessi_photons_calc.pro
/so/stix/idl/sim/ospex/stx_photon_flux_diff_calc.pro
/so/stix/idl/sim/ospex/stx_sim_ospex_demo.pro