
in=5:-1:-55;

d2=[25.6 31.6 41.4 41.0 41.1 40.3 40.4 40.2 41.9 41.5 41.3 40.1 40.4 40.3 42.2 41.4 41.3 39.9 40.2 40.3 42.2 41.1 40.6 39.2 39.8 40.0 40.5 40.0 39.4 38.2 38.0 38.6 38.1 36.8 36.0 35.1 34.4 33.8 33.0 32.9 31.1 29.5 28.8 28.6 27.5 26.1 25.9 25.1 23.5 20.4 20.4 20.8 20.0 19.0 17.6 16.4 16.2 15.1 13.9 12.5 11.1]
plot(in,d2)
hold on
gas=[0 0 0 0 0 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 33 32.4 31.8 31.2 30.6 30 29.4 28.8 28.2 27.6 27 26 25 24 23 22 0 0 0 0 0 0 0 0 0 0 ]
plot(in,gas)
