{"coeffs": [-4.108407351916803e-07, 5.926711167994583e-05, 0.431170999815108, 0.10119413884941778], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.893459616709835e-07, 1.1341235504138757e-06, 0.004492146104492349, 0.0027470546954295027], "covariance": [[3.5851893201109555e-14, -1.0881361240833172e-13, -2.9182124595825947e-10, -3.597038734271825e-10], [-1.0881361240833173e-13, 1.2862362276033751e-12, 4.89357032094903e-09, 2.7714856135561086e-09], [-2.918212459582592e-10, 4.89357032094903e-09, 2.017937662410578e-05, 1.0108151188268265e-05], [-3.597038734271825e-10, 2.7714856135561094e-09, 1.0108151188268267e-05, 7.546309499681277e-06]]}