set output 'compare_filters_a.ps' 
set term postscript color enhanced 'Helvetica,18'  
set grid 
set key bot right 
set ylabel 'Transmission ' 
set xlabel 'Wavelength (Angstroms) ' 
set multiplot layout 2, 1 title 'Comparison of Filters' 
plot [3500:8000][0.0:1.1] '~/z1/snap/old_snap/spectra/spho/wratten_25.filter'       using 1:($2/0.90) lc 1 lt 1 lw 3 with linespoints t 'Wratten 25'  ,    '~/z1/snap/old_snap/spectra/spho/wratten_58.filter'       using 1:($2/0.57) lc 2 lt 1 lw 3 with linespoints t 'Wratten 58'  ,    '~/z1/snap/old_snap/spectra/spho/wratten_47.filter'       using 1:($2/0.55) lc 3 lt 1 lw 3 with linespoints t 'Wratten 47'  
set key top right 
plot [3500:8000][0.0:1.1] '~/z1/snap/old_snap/spectra/spho/bess_r.pass'       using 1:($2/1.00) lc 1 lt 1 lw 3 with lines t 'Bessell R'  ,    '~/z1/snap/old_snap/spectra/spho/bess_v.pass'       using 1:($2/1.00) lc 2 lt 1 lw 3 with lines t 'Bessell V'  ,    '~/z1/snap/old_snap/spectra/spho/bess_b.pass'       using 1:($2/1.00) lc 3 lt 1 lw 3 with lines t 'Bessell B'  
unset multiplot 
set output 
quit 
