{"coeffs": [-1.173468986948641e-06, 0.24449274149628014, 2.0227213703931075, 0.16815296294674212], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.959721023250807e-07, 86.58230000545637, 60.08708493796259, 0.010496296174594367], "covariance": [[1.5679390581974414e-13, -2.669849107148e-05, -1.8532849274895206e-05, -3.6717992345106404e-09], [-2.6698491077875027e-05, 7496.494674234851, 5202.477653133553, 0.8784333137915394], [-1.8532849279362014e-05, 5202.477653132819, 3610.45777634193, 0.6096824061022652], [-3.671799234953975e-09, 0.8784333137033216, 0.6096824060411611, 0.00011017223338480434]]}