time [min] x1 x2 0 20.04468807 18.59523619 1 20.49927372 19.10233847 2 20.220403 19.14804925 3 20.1199635 19.04556689 4 20.25566243 18.88185005 5 20.19787487 18.63366564 6 19.89629985 19.14204084 7 19.48880853 18.79346719 8 19.55358521 19.06771213 9 19.24079361 18.90576541 10 20.4515413 19.34692177 11 20.1217783 19.85304611 12 20.07978748 19.55088989 13 19.58844116 19.2669352 14 20.46381455 19.70734007 15 20.13244859 20.27753503 16 19.94363137 20.3554179 17 20.13919292 20.89481777 18 20.42982406 20.66935183 19 20.6318797 20.48547914 20 19.66070253 20.16876842 21 19.19787923 20.53609084 22 19.8817903 20.97826219 23 20.27168689 20.68431303 24 19.7373325 20.32950554 25 19.56891 20.40555206 26 20.44806789 20.15690217 27 20.84672633 20.1235971 28 20.43318075 19.90209361 29 20.83562115 20.06241522 30 19.7137318 20.02744038 31 19.42065981 20.18158704 32 19.81963088 19.87292161 33 19.3354196 20.33468443 34 20.42146475 20.2886806 35 20.01650924 20.85908564 36 19.8810549 20.9403971 37 20.08792813 20.94332934 38 19.74032491 21.16266201 39 19.44017456 20.96536139 40 19.55884689 20.97163062