{"coeffs": [-5.0422948296680044e-08, 0.13421527720510001, 1.51739301534443, 0.1028160836319221], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [8.958994115149319e-08, 72.54756256390824, 55.88030252206413, 0.005989061805840138], "covariance": [[8.026357555528013e-15, -3.665273539499537e-06, -2.82390095617787e-06, -3.712154135620304e-10], [-3.6652735404608605e-06, 5263.148833964181, 4053.979586939251, 0.4152328123433364], [-2.82390095688712e-06, 4053.979586938938, 3122.6082099574064, 0.31986349849949053], [-3.712154136141826e-10, 0.41523281230763637, 0.3198634984720724, 3.586886131417314e-05]]}