importing root, please wait ... ...root imported Using root file /twist/tw00y/systematics//data/set72/anal2/goodlinks/run42491/042491.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 ============== 5.63373e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.0335e+04 9.4711e-01 9.8014e-01 1.0161e+00 1.0679e+00 1.0839e+00 1.0337e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 10345.592956 TO DIAGONAL. 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 ============== 5.63385e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.0330e+04 9.4725e-01 9.8015e-01 1.0161e+00 1.0679e+00 1.0838e+00 1.0332e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 10340.586241 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 ============== 1.50807e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -5.6227e+03 9.6799e-01 9.9198e-01 1.0012e+00 1.0076e+00 1.0331e+00 5.6247e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 5628.322898 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 ============== 1.50809e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -5.6216e+03 9.6859e-01 9.9223e-01 1.0011e+00 1.0075e+00 1.0324e+00 5.6236e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 5627.189963 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 ============== 1.50809e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -5.6214e+03 9.6859e-01 9.9224e-01 1.0011e+00 1.0075e+00 1.0323e+00 5.6234e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 5626.988090 TO DIAGONAL. EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -9.5818e-04 3.0669e-01 7.8212e-01 8.3926e-01 1.0000e+00 1.2109e+00 2.8620e+00 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 0.003820 TO DIAGONAL. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN MIGRAD ============== VARIABLE1 IS AT ITS LOWER ALLOWED LIMIT. MINUIT WARNING IN HESSE ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN HESSE ============== 1.12953e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -8.6543e+02 -2.1058e-01 8.3309e-01 9.1884e-01 1.0783e+00 2.4713e+00 8.6734e+02 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 866.300376 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 ============== Negative diagonal element 5 in Error Matrix MINUIT WARNING IN HESSE ============== 2.96885e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -7.9221e+03 7.8791e-01 9.1930e-01 9.6205e-01 1.0449e+00 1.2379e+00 7.9241e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 7929.978141 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 ============== 2.96884e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -7.9235e+03 7.8767e-01 9.1929e-01 9.6180e-01 1.0446e+00 1.2381e+00 7.9256e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 7931.473537 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 ============== 1.50807e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -5.6227e+03 9.6799e-01 9.9198e-01 1.0012e+00 1.0076e+00 1.0331e+00 5.6247e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 5628.322898 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 ============== 1.50809e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -5.6216e+03 9.6859e-01 9.9223e-01 1.0011e+00 1.0075e+00 1.0324e+00 5.6236e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 5627.189963 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 ============== 1.50809e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -5.6214e+03 9.6859e-01 9.9224e-01 1.0011e+00 1.0075e+00 1.0323e+00 5.6234e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 5626.988090 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 ============== 1.13342e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.7236e+03 9.7913e-01 9.9398e-01 9.9998e-01 1.0094e+00 1.0474e+00 2.7255e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 2726.305391 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 ============== 1.13335e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.5944e+03 9.7915e-01 9.9466e-01 9.9998e-01 1.0092e+00 1.0459e+00 2.5964e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 2597.042599 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 ============== 1.13293e+08 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.5924e+03 9.7915e-01 9.9467e-01 9.9998e-01 1.0092e+00 1.0459e+00 2.5944e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 2594.995949 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 ============== 2.73357e+09 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.8460e+04 9.7269e-01 9.9484e-01 9.9999e-01 1.0089e+00 1.0516e+00 2.8462e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 28488.909794 TO DIAGONAL. MINUIT WARNING IN HESSE ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN HESSE ============== 4.93483e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.8605e+03 2.5568e-01 4.4915e-01 9.0294e-01 9.9633e-01 2.1968e+00 1.8626e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 1862.312951 TO DIAGONAL. MINUIT WARNING IN HESSE ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN HESSE ============== 4.93483e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.8549e+03 2.5263e-01 4.4973e-01 9.0058e-01 9.9474e-01 2.2025e+00 1.8571e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 1856.746837 TO DIAGONAL. MINUIT WARNING IN HESSE ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN HESSE ============== 4.93483e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.8546e+03 2.5266e-01 4.4971e-01 9.0056e-01 9.9475e-01 2.2024e+00 1.8568e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 1856.470239 TO DIAGONAL. MINUIT WARNING IN HESSE ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN HESSE ============== 4.93533e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.8545e+03 2.5266e-01 4.4974e-01 9.0056e-01 9.9475e-01 2.2024e+00 1.8567e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 1856.380582 TO DIAGONAL. MINUIT WARNING IN HESSE ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN HESSE ============== 4.93607e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -1.8552e+03 2.5245e-01 4.5026e-01 9.0043e-01 9.9470e-01 2.2020e+00 1.8574e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 1857.027385 TO DIAGONAL. MINUIT WARNING IN MIGRAD ============== Negative diagonal element 1 in Error Matrix MINUIT WARNING IN MIGRAD ============== 1 added to diagonal of error matrix 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 ============== 2.02955e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -6.4069e+03 1.4439e-01 8.0703e-01 1.0439e+00 1.1811e+00 6.4098e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 6413.354853 TO DIAGONAL. MINUIT WARNING IN MIGRAD ============== Negative diagonal element 1 in Error Matrix MINUIT WARNING IN MIGRAD ============== Negative diagonal element 2 in Error Matrix MINUIT WARNING IN MIGRAD ============== Negative diagonal element 4 in Error Matrix MINUIT WARNING IN MIGRAD ============== 1.00478 added to diagonal of error matrix NEW MINIMUM FOUND. GO BACK TO MINIMIZATION STEP. ================================================= V V V 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 ============== 2.37018e+09 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.8568e+04 9.6195e-01 9.9975e-01 9.9996e-01 1.0006e+00 1.0528e+00 2.8570e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 28596.348935 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 ============== 7.27656e+07 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -8.5357e+01 2.1940e-01 4.3643e-01 1.0008e+00 1.0640e+00 1.7630e+00 8.7873e+01 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 85.444934 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 ============== Negative diagonal element 3 in Error Matrix MINUIT WARNING IN HESSE ============== Negative diagonal element 4 in Error Matrix MINUIT WARNING IN HESSE ============== 3.49069e+06 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.2150e+04 -5.3916e-01 4.0012e-01 9.6693e-01 1.0451e+00 1.8743e+00 2.2153e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 22172.026084 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 ============== 3.49183e+06 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.2155e+04 -5.4279e-01 3.9989e-01 9.6603e-01 1.0450e+00 1.8749e+00 2.2158e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 22177.204743 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 ============== 3.49188e+06 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.2156e+04 -5.4305e-01 3.9987e-01 9.6576e-01 1.0450e+00 1.8749e+00 2.2159e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 22178.129822 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 ============== 3.49164e+06 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -2.2157e+04 -5.4310e-01 3.9985e-01 9.6570e-01 1.0450e+00 1.8749e+00 2.2160e+04 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 22179.013314 TO DIAGONAL. MINUIT WARNING IN HESSE ============== Negative diagonal element 1 in Error Matrix MINUIT WARNING IN HESSE ============== 367062 added to diagonal of error matrix EIGENVALUES OF SECOND-DERIVATIVE MATRIX: -9.8981e+03 -1.0629e+00 6.8605e-01 9.3167e-01 2.8662e+00 9.9007e+03 MINUIT WARNING IN HESSE ============== MATRIX FORCED POS-DEF BY ADDING 9908.024548 TO DIAGONAL. MINUIT WARNING IN MNCROS ============== Cannot find slope of the right sign MINUIT WARNING IN MIGRAD ============== VARIABLE4 IS AT ITS UPPER ALLOWED LIMIT. NEW MINIMUM FOUND. GO BACK TO MINIMIZATION STEP. ================================================= V V V VVVVVVV VVVVV VVV V all fit results: {'A': [0.042950017635952076, 0.00061722370488501155], 'Dx': [0.20536060733418893, 0.00040526718498323788], 'chisquare': 1880.1492158433364, 'L': [32.280964270816959, 0.28028662920230829], 'A_d': [0.00051702289564520276, 2.5004801201766735e-05], 'L_d': [0.2713320565454922, 0.0058034636943959106], 'Dy': [-0.01891891309301208, 0.00037867136505820298], 'phase': [-97.233560169685546, 0.019192018031077396]} {'A': [8.3266726846886741e-16, 6.2828303432072019e-06], 'Dx': [0.19105040657071726, 0.00039476108717284575], 'chisquare': 5579.6047508433048, 'L': [46.892694551596449, 0.37892086962031257], 'A_d': [0.0010323513997556599, 1.553996890821252e-05], 'L_d': [0.66423994401852005, 0.0073137317696799209], 'Dy': [-0.017190526791786453, 0.00040421794766665187], 'phase': [-36.739972634130702, 0.037216599908365566]} {'A': [0.042949853200323074, 0.00061739267175953128], 'Dx': [0.20536069856141737, 0.00040546598888635543], 'chisquare': 1880.1492173726783, 'L': [32.281088745042084, 0.28048491944234399], 'A_d': [0.00051702226359123804, 2.5013618219299483e-05], 'L_d': [0.27133574408398331, 0.0058079235186604961], 'Dy': [-0.018918933311667274, 0.00037875680138022005], 'phase': [-34.401707934704774, 0.019194852843114063]} {'A': [0.042949965621985053, 0.0006174629119883035], 'Dx': [0.20536055556221733, 0.00040535738268232535], 'chisquare': 1880.1492159076913, 'L': [32.280965035729572, 0.28040296052472513], 'A_d': [0.00051702291421584778, 2.5024832566000743e-05], 'L_d': [0.27133189059831864, 0.0058067196060373472], 'Dy': [-0.018918929392532036, 0.00037866313527423756], 'phase': [-21.835335821272167, 0.019186978957534961]} {'A': [0.042950182182048269, 0.00061747693873959175], 'Dx': [0.20536057194362023, 0.00040536451355777103], 'chisquare': 1880.1492160278262, 'L': [32.28102692850419, 0.28041004606715703], 'A_d': [0.00051702699477529368, 2.5025105060805242e-05], 'L_d': [0.2713332677027287, 0.005806836004187188], 'Dy': [-0.018918972450192584, 0.00037866826694443745], 'phase': [-46.968072664257889, 0.01918751283753295]} {'A': [0.49756587607724029, 9.0944037526019539e-05], 'Dx': [-0.017864973050558675, 14.209659389296938], 'chisquare': 1522769.7390318341, 'L': [57.154147740002792, 72.503728487774794], 'A_d': [0.0038893925182794109, 0.58784245742716634], 'L_d': [0.0021703551315726544, 0.63453533271504903], 'Dy': [-0.27975048625034482, 14.147559678980002], 'phase': [-88.718245643420346, 101.03771854915853]} {'A': [0.50040676395097439, 4.8889884494696112e-06], 'Dx': [0.39374446422159259, 0.0004114363597409465], 'chisquare': 351705.36797366029, 'L': [79.622937903907115, 0.020016788776700878], 'A_d': [0.015657453662840382, 1.4529394157358766e-05], 'L_d': [0.99999904632598668, 1.0554997776690556e-05], 'Dy': [-0.060060585320449889, 0.00093035469468105703], 'phase': [73.276991033240449, 0.0045118339226490889]} final fit results: chi = 1880.14921584 A = 0.042950 +/- 0.000617 A_d = 0.000517 +/- 0.000025 L = 32.280964 +/- 0.280287 L_d = 0.271332 +/- 0.005803 phase = -97.233560 +/- 0.019192 Dx = 0.205361 +/- 0.000405 Dy = -0.018919 +/- 0.000379