{"coeffs": [-0.24096007699488362, 5.627869009223704e-06, -9.033455308696402, 0.8558137046176505], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [82.83091891352704, 3.480062976836947e-06, 293.74045057213823, 0.4949028436909284], "covariance": [[6860.961128059293, 5.6871611683261264e-06, 24327.686469666394, 3.990474453027455], [5.68716110955933e-06, 1.2110838322751234e-11, 4.222043058058713e-06, 1.6829961656464197e-06], [24327.686469747227, 4.2220432664575185e-06, 86283.4523023228, 11.838523722871702], [3.990474444541041, 1.6829961656735671e-06, 11.838523692734901, 0.2449288246933675]]}