set title "CO_{2} from mh-z14a" set xtics 7200 rotate by 30 offset -5.7, -2.2 set ytics set y2tics set link y2 set mytics set key outside below set xlabel "Time (UTC)" offset 0.0, -1.6 set xdata time; set format x "%F\n%TZ" set timefmt "%Y-%m-%dT%H:%M:%S%Z" set grid xtics set grid y2tics set term pngcairo size 2000, 512 font ",10" set format y "%.1f" set format y2 "%.1f" dat_f="/import/home/ghz/repos/co2_wx/data/co2.dat.48_hours" set ylabel "CO_{2} (ppm)" set y2label "CO_{2} (ppm)" set output "~/repos/co2_wx/plots/room_co2.png" plot dat_f using 1:3 title 'CO_{2}' with lines lw 2 linecolor rgb "#00dddd"