{"coeffs": [-1.0612080127711979e-05, 8.155725687196792e-05, 14.33849481379473, 7.05731060379633], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 9.9999999999999995e-08, "errors": [0.001727482028842832, 0.09307216403156846, 10866.45918373281, 1942.1607192983704], "covariance": [[2.984194159974947e-06, -0.0001607739859736132, -18.770965310231272, -3.355013783784698], [-0.00016077398597361296, 0.008662427717519185, 1011.3646318110498, 180.75927370998951], [-18.77096531023125, 1011.3646318110499, 118079935.19173111, 21104257.17602157], [-3.355013783784692, 180.75927370998951, 21104257.176021565, 3771988.259585563]]}