{"coeffs": [-5.055746766004405e-08, 0.21083614575924184, 1.276495669018522, 0.06566621154494413], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.907123664285054e-08, 412.39332310485287, 128.8627939490098, 0.0038541910691003585], "covariance": [[8.451367999446159e-16, -4.844608500206339e-06, -1.5139592361479726e-06, -5.760432397436317e-11], [-4.8446085053010186e-06, 170068.25294146358, 53142.155620479265, 1.521476411109862], [-1.5139592377653253e-06, 53142.15562047463, 16605.61966434496, 0.47543651741495757], [-5.760432400830051e-11, 1.5214764106490384, 0.4754365172709031, 1.4854788797132963e-05]]}