{"coeffs": [-2.449009784474246e-06, 0.013422654873537653, 2.210637777386034, 0.2653978352364021], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.903983025219929e-07, 0.6379420074747264, 12.856757900178193, 0.02780320244640819], "covariance": [[3.485701556208507e-13, -3.4045315092349826e-07, -6.868508111089905e-06, -1.581863304538522e-08], [-3.404531509188713e-07, 0.40697000490088386, 8.201841428971283, 0.017397201766234143], [-6.86850811099579e-06, 8.201841428971907, 165.29622370379437, 0.350783275629095], [-1.581863304527388e-08, 0.017397201766342, 0.35078327563124206, 0.0007730180662759583]]}