{"coeffs": [4.0961664855999705e-06, 9.723659011606356e-06, 0.4107537128370344, 0.03514917472468309], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [1.2616274976094493e-06, 2.6187621455089207e-06, 0.10773380959040245, 0.09304020725228532], "covariance": [[1.5917039427242813e-12, -1.921037505061286e-13, 2.6250972248480353e-08, -2.5921162354485336e-08], [-1.921037505061286e-13, 6.857915174750487e-12, 1.2501073991185184e-07, 1.0228528487424695e-07], [2.6250972248480353e-08, 1.2501073991185184e-07, 0.011606573728861092, 0.0014324393057821194], [-2.592116235448533e-08, 1.0228528487424695e-07, 0.0014324393057821194, 0.008656480165548206]]}