set output 'spec_c.ps' set term postscript color enhanced 'Helvetica,18' set grid set key top right set ylabel 'Flux per unit wavelength (arb scale)' set xlabel 'Wavelength (nm) ' set title 'Tiny piece of solar spectrum ' plot [480:493][] './solar_smoothed.dat' using ($1):($2) with lines lt 1 lc 3 lw 3 t '' set output quit