{"coeffs": [-2.332499262191972e-06, 0.25456585453995006, 2.000473721760255, 0.18409045431143128], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.8443315251724023e-06, 66.6419235567695, 48.6029767801193, 0.020258749976477836], "covariance": [[3.4015587747447594e-12, -9.96608028132683e-05, -7.27169741261805e-05, -3.388340499790969e-08], [-9.966080281098694e-05, 4441.145975346309, 3238.9949226133717, 1.3088607651006408], [-7.271697412448073e-05, 3238.994922613469, 2362.249351888816, 0.9547557310368886], [-3.3883404997528464e-08, 1.3088607651137656, 0.9547557310464104, 0.00041041695060944076]]}