{"coeffs": [-9.323926599574034e-06, 0.1936237936459428, 2.422201076995591, 0.25262592341492535], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.906871292993473e-06, 44.09799803459625, 58.13977326031466, 0.0397073868313962], "covariance": [[1.5263643300016496e-11, -0.00015411837638357455, -0.00020328079462852037, -1.4873872553573566e-07], [-0.0001541183763832951, 1944.633430659255, 2563.846427522338, 1.715055991182091], [-0.0002032807946279484, 2563.8464275223505, 3380.2332347608, 2.261612642142124], [-1.4873872553552846e-07, 1.7150559911838688, 2.2616126421445006, 0.001576676568978136]]}