0       ! n_recal   = 0 not to calibrate, 1 to calibrate reference spectrum
0       ! n_cal     = 0 to wavelength calibrate, 1 not to calibrate spectra
0  1999 ! first_pixel,last_pixel = pixel range of data, counting from 0
400 550 ! lo_calib,hi_calib   = wavelength limits of calibration region
470 545 ! lo_fit(1),hi_fit(1) = wavelength limits for fitting O3   (450-540)
415 450 ! lo_fit(2),hi_fit(2) = wavelength limits for fitting NO2  (401-450)
358 420 ! lo_fit(3),hi_fit(3) = wavelength limits for fitting OClO (340-375)
345 360 ! lo_fit(4),hi_fit(4) = wavelength limits for fitting BrO  (335-360)
645 680 ! lo_fit(5),hi_fit(5) = wavelength limits for fitting NO3  (645-680)
marq    ! flag_shst = slow/fast for slow/fast wavelength calibration
0       ! flag_excl = 0 to exclude 483-489 region in O3 fit
0       ! flag_oclo = 0 not to fit, 1 to fit zenith OClO
0       ! flag_bro  = 0 not to fit, 1 to fit zenith BrO
2       ! flag_ring = 1 to use given Ring xs, 2 for Ring=1/ref, (0 not to)
1       ! write_xs  = 0 not to, 1 to write fitted xs's to o,n,y,x files 
1       ! diagnose  = 0 not to, 1 to print out diagnostic info 
0 0 0 0 0 0 0  ! shst_crs(1:7) = 0 not to, 1 to shift+stretch cross sections
4       ! deg_calib = degree of polynomial fitted in wavelength calibration
3       ! deg_anal  = degree of polynomial fitted in analysis
420     ! ext(1)    = extension of O3 cross section file name
420     ! ext(2)    = extension of NO2 cross section files
420     ! ext(3)    = extension of OClO cross section files
420     ! ext(4)    = extension of O4 cross section files
420     ! ext(5)    = extension of H2O cross section files
420     ! ext(6)    = extension of BrO cross section files
420     ! ext(7)    = extension of Ring cross section file name
new     ! file_fmt  = old for LLYYXXnn.Pdd files, new for LLYYXPnn.ddd files
new     ! data_fmt  = old for 1 line headers, new for 4 line headers
0       ! flag_pix  = 0 if pixel number is not in P files, 1 if it is
o3___elh.090    ! file for output of O3 results
no2__elh.090    ! file for output of NO2 results
oclo_eur.tmp    ! file for output of OClO results
o4___eur.090    ! file for output of O4 results
90.6    ! preferred SZA of spectrum to use to calibrate reference
h2o__eur.090    ! file for output of h2o results
bro__eur.090    ! file for output of BrO results
ring/no3.tmp    ! file for output of Ring/NO3 results