{"coeffs": [-0.6494276256758351, 2.3005336242100708e-06, -2.7524882648155105, 0.22690261332220227], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [47.953827603278874, 3.680736536875126e-07, 16.746584929135096, 0.012369002785379385], "covariance": [[2299.569581804991, 4.906250011655442e-06, 803.0408299370946, 0.051330828110747254], [4.906250011626126e-06, 1.3547821453887495e-13, 1.6827823948133173e-06, 3.2244805808393974e-09], [803.0408299370997, 1.6827823948254127e-06, 280.4481067887347, 0.01639870639951234], [0.05133082811019759, 3.2244805808385574e-09, 0.016398706399321974, 0.000152992229904723]]}