profiling

        fom = fit.figure_of_merit

        fit_time = time.time() - start

        if instance.cti.parallel_trap_list is not None:

            print("PARALLEL:")

            for parallel_trap in instance.cti.parallel_trap_list:

                print(f"Density: {parallel_trap.density}")
                print(f"Timescale: {parallel_trap.release_timescale}")

            print(f"Beta: {instance.cti.parallel_ccd.well_fill_power}")


        if instance.cti.serial_trap_list is not None:

            print("SERIAL:")

            for serial_trap in instance.cti.serial_trap_list:

                print(f"Density: {serial_trap.density}")
                print(f"Timescale: {serial_trap.release_timescale}")

            print(f"Beta: {instance.cti.serial_ccd.well_fill_power}")


        print(f"LH: {fom}")
        print(f"Fit Time: {fit_time}")
        print()

        return fom