set term pdf enhanced color font "helvetica,20" linewidth 1 size 10,6
set output "si_flux.pdf"
set xlabel "Flux (W/m^{2})"
set ylabel "Altitude (km)"
plot \
     "./flux_up.txt" u 3:($1/1000) title "upward" w lines lt -1 lw 1 \
     ,"./flux_dn.txt" u 3:($1/1000) title "downward" w lines lt 0 lw 1 \
    ,"./flux_net.txt" u 3:($1/1000) title "net" w lines lt 1 lw 1 \

quit
