{"coeffs": [9.729266874276163e-08, 0.54248581515945, 1.6195792720252775, 0.09966499372834164], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.35707512688007e-07, 1527.2655477207925, 281.6395754901472, 0.008189435869524172], "covariance": [[1.8416528999965582e-14, -0.00011411303925001547, -2.1044981050477835e-05, -7.536385277482432e-10], [-0.00011411303926329793, 2332540.0532548926, 430138.4189039959, 11.950403547201116], [-2.104498105316816e-05, 430138.4189039896, 79320.85048227033, 2.203805761273044], [-7.536385278042196e-10, 11.950403546588285, 2.203805761158766, 6.706685986104913e-05]]}