importing root, please wait ...
...root imported
Using root file /twist/tw00y/systematics//data/set72/anal2/goodlinks/run41455/041455.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   
 ============== 5.11743e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.0669e+04  9.4594e-01  9.7971e-01  1.0168e+00  1.0729e+00  1.0830e+00  1.0671e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 10679.805168 TO DIAGONAL.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.0500e-02  2.0860e-01  5.9111e-01  8.5800e-01  1.0475e+00  1.7087e+00  2.5966e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 0.013096 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   
 ============== 8.31133e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.6607e+03  9.5570e-01  9.8534e-01  1.0024e+00  1.0120e+00  1.0456e+00  5.6627e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5666.338115 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   
 ============== 8.3114e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.6601e+03  9.5707e-01  9.8571e-01  1.0023e+00  1.0118e+00  1.0442e+00  5.6621e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5665.763143 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   
 ============== 8.3114e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.6600e+03  9.5708e-01  9.8572e-01  1.0023e+00  1.0118e+00  1.0441e+00  5.6620e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5665.655661 TO DIAGONAL.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.0015e-01  2.2876e-01  9.3491e-01  1.0000e-00  1.0970e+00  1.6378e+00  2.2017e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 0.102354 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE3 IS AT ITS UPPER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE3 IS AT ITS UPPER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE3 IS AT ITS UPPER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE3 IS AT ITS UPPER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE3 IS AT ITS UPPER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE3 IS AT ITS UPPER 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   
 ============== 1.00288e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.1937e+02  6.2914e-02  8.1865e-01  9.2173e-01  1.0713e+00  2.1519e+00  7.2134e+02
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 720.091592 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 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.63418e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -6.8697e+03  7.1599e-01  9.5276e-01  9.9162e-01  1.0068e+00  1.2720e+00  6.8718e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 6876.568407 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.63418e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -6.8608e+03  7.1659e-01  9.5297e-01  9.9128e-01  1.0066e+00  1.2717e+00  6.8629e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 6867.699977 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   
 ============== 8.31133e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.6607e+03  9.5570e-01  9.8534e-01  1.0024e+00  1.0120e+00  1.0456e+00  5.6627e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5666.338115 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   
 ============== 8.3114e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.6601e+03  9.5707e-01  9.8571e-01  1.0023e+00  1.0118e+00  1.0442e+00  5.6621e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5665.763143 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   
 ============== 8.3114e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -5.6600e+03  9.5708e-01  9.8572e-01  1.0023e+00  1.0118e+00  1.0441e+00  5.6620e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 5665.655661 TO DIAGONAL.
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -1.7125e-03  1.9870e-01  5.4899e-01  8.7390e-01  1.2106e+00  1.8222e+00  2.3473e+00
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 0.004060 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   
 ============== 1.05004e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8478e+03  9.7993e-01  9.9395e-01  9.9999e-01  1.0098e+00  1.0476e+00  2.8497e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2850.613710 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   
 ============== 1.05005e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7149e+03  9.7999e-01  9.9461e-01  9.9999e-01  1.0097e+00  1.0463e+00  2.7169e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2717.601218 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   
 ============== 1.04971e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.7128e+03  9.7999e-01  9.9462e-01  9.9999e-01  1.0097e+00  1.0463e+00  2.7148e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2715.517794 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   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 5 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 2.46284e+09 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8199e+04  9.7157e-01  9.9459e-01  1.0000e+00  1.0097e+00  1.0555e+00  2.8201e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 28226.775795 TO DIAGONAL.
 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  
 ============== 1.00245 added to diagonal of error matrix
 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   
 ============== 5.43215e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.0907e+03  1.2415e-01  4.3042e-01  9.7094e-01  1.0255e+00  2.0024e+00  2.0931e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2092.778064 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   
 ============== 5.43215e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.0893e+03  1.2372e-01  4.3069e-01  9.6978e-01  1.0251e+00  2.0029e+00  2.0918e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2091.429485 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   
 ============== 5.43218e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.0890e+03  1.2369e-01  4.3049e-01  9.6959e-01  1.0251e+00  2.0030e+00  2.0915e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2091.131522 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   
 ============== 5.43219e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.0889e+03  1.2369e-01  4.3046e-01  9.6955e-01  1.0250e+00  2.0030e+00  2.0914e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2090.996402 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   
 ============== 5.4324e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.0886e+03  1.2355e-01  4.3043e-01  9.6956e-01  1.0251e+00  2.0035e+00  2.0910e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 2090.682094 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== VARIABLE4 IS AT ITS LOWER ALLOWED LIMIT.
 NEW MINIMUM FOUND.  GO BACK TO MINIMIZATION STEP.
 =================================================
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                                                  V
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                                               VVVVVVV
                                                VVVVV
                                                 VVV
                                                  V

 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   
 ============== 2.08305e+09 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -2.8409e+04  9.5954e-01  9.9979e-01  9.9996e-01  1.0009e+00  1.0571e+00  2.8411e+04
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 28437.503542 TO DIAGONAL.
 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  
 ============== 1.0002 added to diagonal of error matrix
 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   
 ============== 1.03972e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.2967e+03  7.2991e-01  9.9796e-01  1.0015e+00  1.0439e+00  1.3980e+00  7.2986e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 7304.034590 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   
 ============== 1.03972e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.2893e+03  7.1916e-01  9.9801e-01  1.0015e+00  1.0424e+00  1.3911e+00  7.2912e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 7296.608274 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   
 ============== 1.03973e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.2898e+03  7.1913e-01  9.9802e-01  1.0015e+00  1.0424e+00  1.3908e+00  7.2916e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 7297.083644 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   
 ============== 1.03977e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.2899e+03  7.1914e-01  9.9802e-01  1.0015e+00  1.0424e+00  1.3907e+00  7.2917e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 7297.142048 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   
 ============== 1.04132e+08 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -7.2882e+03  7.1956e-01  9.9799e-01  1.0014e+00  1.0423e+00  1.3904e+00  7.2900e+03
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 7295.442978 TO DIAGONAL.
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 1 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== Negative diagonal element 3 in Error Matrix
 MINUIT WARNING IN HESSE   
 ============== 6.23372e+07 added to diagonal of error matrix
 EIGENVALUES OF SECOND-DERIVATIVE MATRIX:
        -6.6409e+01 -9.0577e-01  7.5823e-01  1.0495e+00  1.7074e+00  6.9800e+01
 MINUIT WARNING IN HESSE   
 ============== MATRIX FORCED POS-DEF BY ADDING 66.479042 TO DIAGONAL.
 MINUIT WARNING IN MIGRAD  
 ============== Negative diagonal element 1 in Error Matrix
 MINUIT WARNING IN MIGRAD  
 ============== 1.00188 added to diagonal of error matrix
 NEW MINIMUM FOUND.  GO BACK TO MINIMIZATION STEP.
 =================================================
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                                                  V
                                                  V
                                               VVVVVVV
                                                VVVVV
                                                 VVV
                                                  V

all fit results:
{'A': [0.049325530491837744, 0.00068378768369944942], 'Dx': [0.20522864182909828, 0.00047727656090756909], 'chisquare': 2018.6370676760557, 'L': [50.560026473985644, 1.1066336806286863], 'A_d': [0.001695163176782255, 2.8244813922162493e-05], 'L_d': [0.52625592480999828, 0.021778425545769364], 'Dy': [-0.014576614004047528, 0.00042764435923192679], 'phase': [54.119243898874799, 0.022548602584890887]}
{'A': [5.4156679141215136e-12, 1.8945608570436479e-05], 'Dx': [0.18575231958240401, 0.00042227812382034102], 'chisquare': 5452.9637358319296, 'L': [99.999999998796056, 0.044189925380933914], 'A_d': [0.00079547878410579642, 1.7104543721169208e-05], 'L_d': [1.7158874321410167e-10, 0.0006076796520826655], 'Dy': [-0.016073759675235166, 0.00042346115193669931], 'phase': [96.201494056513724, 0.021289922268891814]}
{'A': [0.036152701017093947, 0.00064027853934445211], 'Dx': [0.19814056829191173, 0.00041743097055757517], 'chisquare': 1797.9868159195112, 'L': [32.137281339308444, 0.32013266487477487], 'A_d': [0.00038273228058066655, 2.6102200860439462e-05], 'L_d': [0.26932260087248544, 0.006496059842203139], 'Dy': [-0.015562409540120115, 0.00038783242484630165], 'phase': [97.661188116868772, 0.022167367199031673]}
{'A': [0.047017339162316873, 0.00063377194006133952], 'Dx': [0.20167309230819619, 0.00042512280005269076], 'chisquare': 1749.5955844552843, 'L': [38.832765506639113, 0.46412839591115684], 'A_d': [0.0012019345823977567, 2.4977383585006452e-05], 'L_d': [0.46011598819264943, 0.0092533557581912507], 'Dy': [-0.013959925849054144, 0.00039949807716688213], 'phase': [72.699693290393753, 0.020486737918048448]}
{'A': [0.046391631876321338, 0.00070253450295168496], 'Dx': [0.20315514235024601, 0.00048358687964089597], 'chisquare': 2680.826346997012, 'L': [44.372607267463842, 0.43263441826586302], 'A_d': [0.0014599249025923355, 2.5502591314729983e-05], 'L_d': [9.4392271776655434e-12, 0.00070703332535679286], 'Dy': [-0.016226257986293291, 0.00047994973265996776], 'phase': [85.574972764324855, 0.020436306911491897]}
{'A': [0.50063525307689316, 6.8920732650135097e-05], 'Dx': [0.048934687768616314, 0.00044118273013893372], 'chisquare': 518421.70783160767, 'L': [14.324806563684234, 0.0048567035853093188], 'A_d': [0.016349569126632824, 1.4922180629484139e-05], 'L_d': [9.5367401325985313e-07, 9.3539276488363576e-07], 'Dy': [-0.043629366752092835, 0.00094617910300698327], 'phase': [-79.630075371207354, 0.0065400888386903944]}
{'A': [0.50138407842457089, 1.1398749646784889e-05], 'Dx': [0.31107868634949654, 14.279471221218291], 'chisquare': 1965889.7265118263, 'L': [8.2020791165070221, 51.928082240328088], 'A_d': [0.0053284489797803536, 0.58306961013264214], 'L_d': [0.00034949760357311233, 0.62291011014793141], 'Dy': [0.17851714381557571, 14.250316398303969], 'phase': [-0.92056373849025874, 142.30901867762159]}
final fit results:
chi         =  1749.59558446
A           =  0.047017    +/-  0.000634
A_d         =  0.001202    +/-  0.000025
L           =  38.832766   +/-  0.464128
L_d         =  0.460116    +/-  0.009253
phase       =  72.699693   +/-  0.020487
Dx          =  0.201673    +/-  0.000425
Dy          =  -0.013960   +/-  0.000399