importing root, please wait ...
...root imported
Using root file /twist/tw00y/systematics//data/set72/anal2/goodlinks/run41623/041623.root
using z positions from 2006/7
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 5.13034e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.0741e+04  9.4605e-01  9.7996e-01  1.0170e+00  1.0746e+00  1.0827e+00  1.0742e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 10751.294415 TO DIAGONAL.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -8.4560e-03  2.0801e-01  5.9271e-01  8.6184e-01  1.0432e+00  1.6397e+00  2.6630e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 0.011119 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.80365e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.8113e+03  9.5325e-01  9.8592e-01  1.0024e+00  1.0127e+00  1.0473e+00  5.8133e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5817.092146 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.80372e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.8102e+03  9.5479e-01  9.8626e-01  1.0023e+00  1.0125e+00  1.0457e+00  5.8122e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5816.028442 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.80372e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.8100e+03  9.5480e-01  9.8627e-01  1.0023e+00  1.0125e+00  1.0457e+00  5.8120e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5815.842915 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 1.02006e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.4152e+02  6.9432e-02  8.1746e-01  9.2384e-01  1.0725e+00  2.1078e+00  7.4353e+02
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 742.266768 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== 1 added to diagonal of error matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 868017 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.9116e+03 -6.0300e-01  4.6178e-01  9.1813e-01  1.0840e+00  3.0434e+00  2.9137e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2914.469539 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.80365e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.8113e+03  9.5325e-01  9.8592e-01  1.0024e+00  1.0127e+00  1.0473e+00  5.8133e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5817.092146 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.80372e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.8102e+03  9.5479e-01  9.8626e-01  1.0023e+00  1.0125e+00  1.0457e+00  5.8122e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5816.028442 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.80372e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.8100e+03  9.5480e-01  9.8627e-01  1.0023e+00  1.0125e+00  1.0457e+00  5.8120e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5815.842915 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 1.06418e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8519e+03  9.7975e-01  9.9383e-01  1.0000e-00  1.0101e+00  1.0480e+00  2.8539e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2854.794980 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 1.06418e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7241e+03  9.7979e-01  9.9450e-01  1.0000e-00  1.0100e+00  1.0467e+00  2.7260e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2726.779797 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 1.0644e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7215e+03  9.7980e-01  9.9451e-01  1.0000e-00  1.0100e+00  1.0467e+00  2.7234e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2724.199763 TO DIAGONAL.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -4.6708e-03  1.8873e-01  3.9247e-01  8.2096e-01  1.2813e+00  1.7944e+00  2.5269e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 0.007198 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.54162e+09 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8228e+04  9.7203e-01  9.9470e-01  1.0000e+00  1.0096e+00  1.0544e+00  2.8230e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 28256.314381 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 5.33445e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7620e+03  3.0200e-01  4.8102e-01  9.5350e-01  1.0219e+00  1.6523e+00  2.7646e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2764.783249 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 5.33445e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7596e+03  3.0077e-01  4.7963e-01  9.5277e-01  1.0220e+00  1.6530e+00  2.7622e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2762.340985 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 5.33447e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7592e+03  3.0059e-01  4.7949e-01  9.5259e-01  1.0220e+00  1.6531e+00  2.7617e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2761.918884 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 5.33475e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7590e+03  3.0057e-01  4.7947e-01  9.5255e-01  1.0220e+00  1.6531e+00  2.7616e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2761.785857 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== 1.00073 added to diagonal of error matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 4 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 7.5565e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.8710e+04  6.2211e-01  9.4821e-01  1.0157e+00  1.3644e+00  1.8182e+00  1.8711e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 18728.318536 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 1 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 6 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 7 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== 1.00013 added to diagonal of error matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 1 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 1.38512e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.5272e+03 -1.9790e+00  9.7462e-01  1.0003e+00  1.3444e+00  7.5319e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 7534.777475 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 292583 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -4.1414e+02 -9.6307e-01  2.1644e-01  8.1924e-01  1.3186e+00  4.1875e+02
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 414.556151 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== 1.00456 added to diagonal of error matrix
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.2894e+00  3.9646e-01  9.9767e-01  1.1896e+00  2.5881e+00  3.1176e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2.292473 TO DIAGONAL.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.0496e+00  4.3636e-01  1.0248e+00  1.2958e+00  1.6784e+00  2.6142e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 1.052177 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE2 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE2 IS AT ITS LOWER ALLOWED LIMIT.
 NEW MINIMUM FOUND.  GO BACK TO MINIMIZATION STEP.
 =================================================
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 MINUIT WARNING IN PARAMETR
 ============== VARIABLE2 BROUGHT BACK INSIDE LIMITS.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.17693e+09 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8372e+04  9.6074e-01  9.9982e-01  9.9996e-01  1.0009e+00  1.0559e+00  2.8374e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 28400.429536 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.17685e+09 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8373e+04  9.6076e-01  9.9994e-01  9.9996e-01  1.0008e+00  1.0559e+00  2.8375e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 28400.924405 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 2 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.17691e+09 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8372e+04  9.6077e-01  9.9995e-01  9.9997e-01  1.0008e+00  1.0559e+00  2.8374e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 28400.716673 TO DIAGONAL.
all fit results:
{'A': [0.048942189879928599, 0.00068235543162500911], 'Dx': [0.20464276495800959, 0.0004598695249429241], 'chisquare': 2043.980980664855, 'L': [52.216133466546488, 1.0116836126074773], 'A_d': [0.0017259863408162768, 2.7038662369194277e-05], 'L_d': [0.55678208954394481, 0.020007619507165675], 'Dy': [-0.015648627697409268, 0.00042902307829262298], 'phase': [73.00335403579848, 0.021546173605457852]}
{'A': [0.045702316752541106, 0.00071095808431245744], 'Dx': [0.20266085996539829, 0.00049398601673811271], 'chisquare': 2881.21764889018, 'L': [45.1436232058511, 0.46564631913192045], 'A_d': [0.0014228714799889297, 2.5632609272907558e-05], 'L_d': [4.003797293705702e-12, 0.00078926185813249505], 'Dy': [-0.017527547463155102, 0.0004810057188278094], 'phase': [-58.9073646343967, 0.020789843678596043]}
{'A': [0.048942187856830244, 0.00068139098619801608], 'Dx': [0.20464276290701378, 0.00045906808574791569], 'chisquare': 2043.9809806645703, 'L': [52.216120657674914, 1.0097086076569468], 'A_d': [0.0017259861992530157, 2.6984734648433095e-05], 'L_d': [0.55678184615508375, 0.019972128890437812], 'Dy': [-0.015648625030786789, 0.0004285547131175349], 'phase': [-8.6780553300864227, 0.021489890441017678]}
{'A': [0.034807194982918177, 0.00063338815641258983], 'Dx': [0.19700317418707769, 0.00041119242713261173], 'chisquare': 1811.2770167162232, 'L': [31.667634793228149, 0.30953721926059963], 'A_d': [0.00031529741950792056, 2.5807820492662614e-05], 'L_d': [0.25908085003777354, 0.00623219071528891], 'Dy': [-0.016666399009753974, 0.00038488548759652019], 'phase': [3.4018210796182444, 0.022707485177647868]}
{'A': [0.046219932526494201, 0.00062969571667084723], 'Dx': [0.20075340827912136, 0.00042098554334213389], 'chisquare': 1870.8698251265805, 'L': [38.597328456133042, 0.45523490315521542], 'A_d': [0.0011751906218361308, 2.4788505634643077e-05], 'L_d': [0.455064065194068, 0.0090758341933552256], 'Dy': [-0.014970239042970235, 0.00039663247842636196], 'phase': [9.8705333183597617, 0.020787466395887577]}
{'A': [4.7683700662992656e-06, 6.9482855950819822e-06], 'Dx': [0.1921599357026782, 0.00036716053109842051], 'chisquare': 7634.6798067346708, 'L': [70.22387800022976, 0.096118560046271284], 'A_d': [9.5367401325985313e-07, 0.67568416326486436], 'L_d': [0.67626112810327665, 0.0027311017656481695], 'Dy': [-0.010313280724595586, 0.00036199995004793095], 'phase': [96.104262404451646, 0.0019267205939144105]}
{'A': [0.048942337048331619, 0.00068146040161878862], 'Dx': [0.20464278645560263, 0.00045906709833243298], 'chisquare': 2043.9809822224861, 'L': [52.217105197168522, 1.0075090566747669], 'A_d': [0.0017259940832648479, 2.6954244710136743e-05], 'L_d': [0.55680149117804534, 0.019929840719463909], 'Dy': [-0.015648781936661749, 0.00042860845030645578], 'phase': [85.569746580847493, 0.021456922734543582]}
final fit results:
chi         =  1811.27701672
A           =  0.034807    +/-  0.000633
A_d         =  0.000315    +/-  0.000026
L           =  31.667635   +/-  0.309537
L_d         =  0.259081    +/-  0.006232
phase       =  3.401821    +/-  0.022707
Dx          =  0.197003    +/-  0.000411
Dy          =  -0.016666   +/-  0.000385