double fit1[6] = { -9.666667e-04, 7.833333e-02, -2.379167e+00, 
                      3.429167e+01, -2.511667e+02, 1.000000e+03 };    

   double fit2[6] = { -2.083333e-06, 5.208333e-04, -5.104167e-02, 
                      2.472917e+00, -6.112500e+01, 6.650000e+02 };