{"coeffs": [-1.4680940777454468e-07, 3.209366815830693e-05, 0.4550233374391507, 0.13795400348177733], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0164906581164227e-06, 4.7539828611966515e-06, 0.0412520908192706, 0.027591277319384114], "covariance": [[1.033253258037958e-12, -3.3780492694155806e-12, -2.2801184980599173e-08, -2.40265018865363e-08], [-3.3780492694155834e-12, 2.26003530445515e-11, 1.903132929110343e-07, 1.2156424669748092e-07], [-2.2801184980599203e-08, 1.9031329291103433e-07, 0.0017017349969613495, 0.0009705829362155529], [-2.4026501886536314e-08, 1.2156424669748087e-07, 0.0009705829362155521, 0.0007612785841151602]]}