gnuplot code

# Hadcrut Vs Manetic Pole movement

set grid
set style fill transparent solid 0.125 noborder
set term png font "hevitica, 10" size 600, 500
set output 'HadC_Tim.png'
set xlabel "Year"
set ylabel "Temp Anomaly (C)"
set y2range [-15:40]
set yrange [-0.6:0.6]
set y2tics 5
set y2label "Distance (Miles) moved by Magnetic North Pole"
set title "Magnetic Pole Shift Vs Hadcrut 4 Global Temperature"
set key left
set xrange [1850:2013]
plot 'HadCRUT4-gl.dat' with lines t "Hadcrut 4 Temperature" lc rgb "black" lw 2, 'NPole_Tim.txt' with lines t "Movement of Mag N Pole" lw 3 lc rgb "green" axes x1y2


#CET Vs Mag pole

set grid
set style fill transparent solid 0.125 noborder
set term png font "hevitica, 10" size 600, 500
set output 'CET_Tim.png'
set xlabel "Year"
set ylabel "Average Temp (C)"
set y2range [-15:40]
set yrange [8.25:10.5]
set y2tics 5
set y2label "Distance (Miles) moved by Magnetic North Pole"
set title "Magnetic Pole Shift Vs Central England Temperature"
set key left
set xrange [1590:2013]
plot 'ssn_HadCET_mean.txt' with lines t "Central England Temperature Bezier Smoothed" lc rgb "black" lw 2 smooth bezier, 'NPole_Tim.txt' with lines t "Movement of Mag N Pole" lw 3 lc rgb "green" axes x1y2