Here are the text input for reproducibility:
measured_valuesX.txt:
1.790000000000000000e+02 4.466677419354838889e+02 7.157034313725490620e+02 9.826348314606741496e+02 1.252000000000000000e+03 1.519000000000000000e+03 1.786000000000000000e+03 2.054448548812664740e+03 2.320000000000000000e+03 2.588000000000000000e+03 2.856000000000000000e+03 3.122394557823129162e+03 3.391558730158730214e+03 3.660000000000000000e+03 3.928000000000000000e+03
1.783841059602648897e+02 4.460000000000000000e+02 7.150000000000000000e+02 9.820000000000000000e+02 1.250710227272727252e+03 1.518000000000000000e+03 1.784570247933884275e+03 2.053000000000000000e+03 2.318000000000000000e+03 2.585764018691588717e+03 2.853686390532544465e+03 3.120000000000000000e+03 3.389000000000000000e+03 3.657000000000000000e+03 3.925000000000000000e+03
1.790000000000000000e+02 4.470000000000000000e+02 7.154166666666666288e+02 9.820000000000000000e+02 1.250766055045871553e+03 1.518000000000000000e+03 1.784439353099730397e+03 2.052706293706293764e+03 2.318000000000000000e+03 2.585000000000000000e+03 2.853000000000000000e+03 3.119000000000000000e+03 3.388000000000000000e+03 3.656000000000000000e+03 3.924000000000000000e+03
1.773841269841269934e+02 4.450000000000000000e+02 7.135790960451977298e+02 9.800000000000000000e+02 1.248698630136986367e+03 1.516000000000000000e+03 1.782000000000000000e+03 2.050234375000000000e+03 2.315330917874396164e+03 2.582648725212464342e+03 2.850703125000000000e+03 3.116541666666666970e+03 3.385000000000000000e+03 3.653000000000000000e+03 3.921000000000000000e+03
1.770000000000000000e+02 4.445899999999999750e+02 7.130000000000000000e+02 9.800000000000000000e+02 1.248260047281323978e+03 1.515326145552560547e+03 1.782000000000000000e+03 2.049684507042253699e+03 2.315000000000000000e+03 2.582000000000000000e+03 2.850000000000000000e+03 3.116000000000000000e+03 3.384496598639455442e+03 3.652468879668049794e+03 3.920000000000000000e+03
1.745999999999999943e+02 4.420000000000000000e+02 7.106624365482233543e+02 9.770000000000000000e+02 1.245719047619047615e+03 1.512592391304347757e+03 1.779000000000000000e+03 2.047000000000000000e+03 2.312000000000000000e+03 2.579000000000000000e+03 2.847000000000000000e+03 3.113000000000000000e+03 3.382000000000000000e+03 3.649608695652173992e+03 3.917000000000000000e+03
1.730000000000000000e+02 4.400000000000000000e+02 7.087180156657963153e+02 9.750000000000000000e+02 1.243733333333333348e+03 1.510679069767441888e+03 1.777000000000000000e+03 2.045000000000000000e+03 2.310313664596273156e+03 2.577334337349397629e+03 2.845000000000000000e+03 3.111000000000000000e+03 3.380000000000000000e+03 3.648000000000000000e+03 3.915000000000000000e+03
1.680000000000000000e+02 4.356163934426229503e+02 7.046632124352331630e+02 9.710000000000000000e+02 1.239651090342679026e+03 1.507000000000000000e+03 1.773000000000000000e+03 2.041247113163972244e+03 2.306695312500000000e+03 2.573632398753893995e+03 2.841580645161290249e+03 3.108000000000000000e+03 3.376452914798206166e+03 3.644468253968253975e+03 3.912000000000000000e+03
1.670000000000000000e+02 4.343503401360543990e+02 7.033076923076922640e+02 9.700000000000000000e+02 1.238649350649350708e+03 1.506000000000000000e+03 1.772313953488372135e+03 2.040523364485981347e+03 2.306000000000000000e+03 2.573000000000000000e+03 2.841000000000000000e+03 3.107000000000000000e+03 3.376000000000000000e+03 3.644000000000000000e+03 3.912000000000000000e+03
1.640000000000000000e+02 4.313355704697986539e+02 7.006685236768802270e+02 9.673115264797507962e+02 1.236000000000000000e+03 1.503331592689295121e+03 1.770000000000000000e+03 2.038405144694533874e+03 2.304000000000000000e+03 2.571000000000000000e+03 2.839498349834983401e+03 3.105607142857143117e+03 3.375000000000000000e+03 3.643000000000000000e+03 3.910509708737864003e+03
1.623787878787878753e+02 4.300000000000000000e+02 6.993916083916084290e+02 9.660000000000000000e+02 1.235000000000000000e+03 1.503000000000000000e+03 1.769384615384615472e+03 2.038000000000000000e+03 2.304000000000000000e+03 2.571000000000000000e+03 2.840000000000000000e+03 3.106000000000000000e+03 3.375000000000000000e+03 3.644000000000000000e+03 3.911000000000000000e+03
measured_valuesY.txt:
1.576443661971831034e+02 1.590000000000000000e+02 1.606911764705882320e+02 1.620000000000000000e+02 1.635333333333333314e+02 1.650000000000000000e+02 1.664658227848101149e+02 1.680000000000000000e+02 1.695231607629427799e+02 1.710000000000000000e+02 1.726549707602339083e+02 1.740000000000000000e+02 1.760000000000000000e+02 1.775714285714285836e+02 1.790000000000000000e+02
4.210000000000000000e+02 4.224172185430463742e+02 4.240000000000000000e+02 4.253750000000000000e+02 4.270000000000000000e+02 4.283445595854922203e+02 4.300000000000000000e+02 4.313507246376811395e+02 4.327063711911357586e+02 4.342850467289719631e+02 4.360000000000000000e+02 4.374790419161676596e+02 4.390000000000000000e+02 4.405978647686832801e+02 4.420000000000000000e+02
6.863542319749216176e+02 6.876644295302013461e+02 6.890000000000000000e+02 6.906535211267605519e+02 6.922591743119265857e+02 6.936194225721784505e+02 6.950000000000000000e+02 6.966993006993006929e+02 6.980000000000000000e+02 6.995261538461538748e+02 7.010000000000000000e+02 7.025934426229508745e+02 7.040000000000000000e+02 7.060000000000000000e+02 7.070000000000000000e+02
9.530000000000000000e+02 9.544969512195121979e+02 9.560000000000000000e+02 9.574369747899160075e+02 9.590000000000000000e+02 9.603728813559322361e+02 9.620000000000000000e+02 9.632477678571428896e+02 9.647560386473429617e+02 9.660000000000000000e+02 9.677161458333333712e+02 9.690000000000000000e+02 9.705416666666666288e+02 9.720000000000000000e+02 9.735719844357976172e+02
1.216000000000000000e+03 1.217000000000000000e+03 1.218658227848101205e+03 1.220000000000000000e+03 1.221702127659574444e+03 1.223000000000000000e+03 1.224409090909090992e+03 1.226000000000000000e+03 1.227341107871720169e+03 1.228606232294617485e+03 1.230000000000000000e+03 1.231510204081632764e+03 1.233000000000000000e+03 1.234000000000000000e+03 1.236000000000000000e+03
1.487000000000000000e+03 1.488000000000000000e+03 1.489723350253807212e+03 1.491000000000000000e+03 1.492678571428571331e+03 1.494000000000000000e+03 1.495422163588390504e+03 1.496706371191135759e+03 1.498000000000000000e+03 1.499495522388059726e+03 1.501000000000000000e+03 1.502000000000000000e+03 1.503535849056603865e+03 1.505000000000000000e+03 1.506381481481481387e+03
1.747468619246861863e+03 1.749000000000000000e+03 1.750323759791122711e+03 1.752000000000000000e+03 1.753271428571428487e+03 1.754760465116279192e+03 1.756000000000000000e+03 1.757462162162162258e+03 1.759000000000000000e+03 1.760000000000000000e+03 1.761489028213166193e+03 1.763000000000000000e+03 1.764000000000000000e+03 1.765388278388278422e+03 1.766588477366255120e+03
2.013393700787401485e+03 2.015000000000000000e+03 2.016259067357513004e+03 2.017681948424068651e+03 2.019000000000000000e+03 2.020553672316384109e+03 2.022000000000000000e+03 2.023249422632794449e+03 2.024674479166666515e+03 2.026000000000000000e+03 2.027000000000000000e+03 2.028405622489959796e+03 2.030000000000000000e+03 2.031000000000000000e+03 2.032000000000000000e+03
2.276396825396825534e+03 2.278000000000000000e+03 2.279269230769230489e+03 2.280697329376854668e+03 2.282000000000000000e+03 2.283547550432276694e+03 2.285000000000000000e+03 2.286000000000000000e+03 2.287502808988764173e+03 2.288664615384615445e+03 2.290000000000000000e+03 2.291000000000000000e+03 2.292374531835205744e+03 2.293500000000000000e+03 2.295000000000000000e+03
2.544404109589041127e+03 2.546000000000000000e+03 2.547278551532033362e+03 2.549000000000000000e+03 2.550347953216374208e+03 2.551731070496083703e+03 2.553000000000000000e+03 2.554000000000000000e+03 2.555469026548672446e+03 2.556616393442623121e+03 2.558000000000000000e+03 2.559000000000000000e+03 2.560000000000000000e+03 2.561000000000000000e+03 2.562000000000000000e+03
2.805000000000000000e+03 2.807000000000000000e+03 2.808000000000000000e+03 2.810000000000000000e+03 2.811000000000000000e+03 2.812496794871794918e+03 2.814000000000000000e+03 2.815000000000000000e+03 2.816335463258786149e+03 2.817449180327868817e+03 2.818588461538461615e+03 2.820000000000000000e+03 2.821000000000000000e+03 2.822000000000000000e+03 2.823000000000000000e+03
theoretical_valuesX.txt:
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
1.777584130093946442e+02 4.451238144521489630e+02 7.123517415740193428e+02 9.794651787522259383e+02 1.246487071062176256e+03 1.513440332172158378e+03 1.780347852215128569e+03 2.047232505643341028e+03 2.314117159071553488e+03 2.581024679114523678e+03 2.847977940224505801e+03 3.114999832534455891e+03 3.382113269712662714e+03 3.649341196834533093e+03 3.916706598277287412e+03
theoretical_valuesY.txt:
1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02 1.638777009419650312e+02
4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02 4.309911381201716267e+02
6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02 6.980130304301220576e+02
9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02 9.649662915401041801e+02
1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03 1.231873811583074257e+03
1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03 1.498758465011286717e+03
1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03 1.765643118439499176e+03
2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03 2.032550638482469367e+03
2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03 2.299503899592451489e+03
2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03 2.566525791902401579e+03
2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03 2.833639229080608402e+03