{"coeffs": [-8.610879322660405e-07, -2.5753344449335993e-08, -0.31504001438085705, 0.06298304868782968], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [6.952103646561879e-08, 2.1657614607378594e-08, 0.01815557856566086, 0.014689319067469416], "covariance": [[4.833174511253898e-15, -3.2576100267260435e-16, 9.775434815310688e-10, -7.461546413492631e-10], [-3.2576100267260445e-16, 4.690522704817386e-16, 3.485653720795938e-11, 1.3001011685711182e-10], [9.775434815310688e-10, 3.48565372079594e-11, 0.0003296250330538841, -0.00013344753116099626], [-7.461546413492631e-10, 1.3001011685711182e-10, -0.00013344753116099626, 0.00021577609466592057]]}