{"coeffs": [9.792733975270617e-08, 0.4006256729543375, 1.4884986577923418, 0.0871194615779368], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.1373574906430451e-07, 1256.02064514923, 274.2461391528584, 0.008426440634119842], "covariance": [[1.2935820615218445e-14, -7.082078963745746e-05, -1.5464746865346396e-05, -5.942753372017795e-10], [-7.082078970372342e-05, 1577587.861041088, 344458.8111837801, 10.106850434687015], [-1.5464746880710605e-05, 344458.81118374906, 75210.94484024897, 2.206845508758487], [-5.942753375086068e-10, 10.10685043160323, 2.206845508084525, 7.100490176034601e-05]]}