{"coeffs": [2.286541431406517e-07, 4.395635834387435e-05, 0.38659000472800276, 0.1101779073217073], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.4872305653185435e-07, 1.3579584308937385e-06, 0.007948891858416757, 0.005893004725429966], "covariance": [[1.2160777015691888e-13, -2.613315294001295e-13, -8.284875321614951e-10, -1.5362778842163975e-09], [-2.6133152940012964e-13, 1.8440511000353844e-12, 1.0028331479675524e-08, 7.0748933317578985e-09], [-8.284875321614963e-10, 1.0028331479675529e-08, 6.318488177680421e-05, 3.5145993437784885e-05], [-1.536277884216398e-09, 7.074893331757898e-09, 3.514599343778486e-05, 3.4727504693939914e-05]]}