set terminal pdf enhanced 
set output 'fig2c.pdf'
set xlabel 'z'
set ylabel '{/Symbol t}_m(z;{/Symbol t}_w)
set xr[5:45]
set yr[0:8000]
set label 1 'v^{-1}' at graph 0.2,0.8 textcolor '#DC0005' font ",24"
plot 'tauw04t12.dat' u 1:2 w p pt 7 lc '#DC0005' title '{/Symbol t}_w=0','tauw04t12.dat' u 1:3 w p pt 7 lc '#D47E07' title '{/Symbol t}_w=1,000','tauw04t12.dat' u 1:4 w p pt 7 lc '#88D406' title '{/Symbol t}_w=2,000','tauw04t12.dat' u 1:5 w p pt 7 lc '#1DCE04' title '{/Symbol t}_w=3,000','tauw04t12.dat' u 1:6 w p pt 7 lc '#1AC466' title '{/Symbol t}_w=4,000','tauw04t12.dat' u 1:7 w p pt 7 lc '#1081B8' title '{/Symbol t}_w=5,000','tauw04t12.dat' u 1:8 w p pt 7 lc '#0000B1' title '{/Symbol t}_w=6,000',7306.4 + (-137.43)*x w l dt 2 lw 3 lc rgb '#DC0005' notitle