{"coeffs": [-1.8374466787561701e-06, 0.00020491931155639298, 0.5708582910442249, 0.14303071127198363], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.394369950302617e-06, 2.0822214373939073e-05, 0.028066908509328997, 0.010565899899340694], "covariance": [[1.9442675583069225e-12, -2.0726965112854204e-11, -2.6913296796852524e-08, -1.2545137340782714e-08], [-2.072696511285416e-11, 4.33564611434275e-10, 5.823594752407378e-07, 2.0778096446667397e-07], [-2.6913296796852498e-08, 5.823594752407379e-07, 0.0007877513532710444, 0.0002793366459832856], [-1.2545137340782707e-08, 2.0778096446667415e-07, 0.0002793366459832857, 0.00011163824068288767]]}