{"coeffs": [2.148303085246616e-08, 0.5471740668225328, 1.559493156984463, 0.09378063434532488], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.284580704068001e-07, 1482.2112829921757, 254.9890080158567, 0.007474528149337688], "covariance": [[1.6501475852638412e-14, -9.994644235559711e-05, -1.7195477155138633e-05, -6.254680941428139e-10], [-9.994644236199923e-05, 2196950.2874293113, 377947.5832672299, 10.581154778944944], [-1.7195477156407218e-05, 377947.5832672272, 65019.394208910635, 1.8203555142761711], [-6.254680941698637e-10, 10.581154778680105, 1.820355514229819, 5.586857105524149e-05]]}