{"coeffs": [-1.1989526939875988e-05, 0.007250030030779212, 3.5546001125857414, 0.5695245863876236], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.0621543718838128e-05, 0.8911362742687395, 72.90830034886065, 0.500067843716907], "covariance": [[1.1281719097118969e-10, -9.258969749615445e-06, -0.0007580276946913495, -5.2793945829470886e-06], [-9.258969749697671e-06, 0.7941238593175702, 64.97089184387927, 0.44331584075577257], [-0.0007580276946979943, 64.97089184387032, 5315.620259759675, 36.28167110101851], [-5.279394582970621e-06, 0.44331584075383945, 36.281671100865346, 0.25006784831967693]]}