{"coeffs": [-2.818919964898779e-06, 0.27047367696125624, 2.2499575095607454, 0.21344437348984294], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.9234105161950942e-06, 74.89174437612301, 59.539791018547206, 0.022901117310140322], "covariance": [[3.699508013809878e-12, -0.00012320636532352488, -9.798397160796512e-05, -4.1239637285495e-08], [-0.00012320636532338707, 5608.7733756985535, 4459.037856577786, 1.6709634081138593], [-9.798397160789955e-05, 4459.037856577796, 3544.9867145322746, 1.3286353827298458], [-4.1239637285561055e-08, 1.6709634081151252, 1.328635382730735, 0.0005244611740528087]]}