gnuplot -persist << EOF set ylabel "altitude (m)" set y2label "angle (d)" set xlabel "time (s)" set xtics border out nomirror set ytics border out nomirror set y2tics border out nomirror plot "$1" using 1:3 with lines axes x1y1 title "raw height",\ "$1" using 1:9 with lines axes x1y2 title "angle",\ "$1" using 1:11 with lines axes x1y2 title "qangle" EOF