{"coeffs": [0.0002505723487772012, 7.26430350210025e-08, -0.34201103676931716, 0.0843142204835495], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [4.297406536854861, 2.105946324506921e-08, 1448.1513216064918, 0.2478406625700335], "covariance": [[18.467702943002887, 2.2966937282281617e-08, -6223.291402035013, 0.725719603167883], [2.2966937281136905e-08, 4.435009921704209e-16, -7.722284919081026e-06, -1.1896313064051417e-09], [-6223.2914020352, -7.722284919375157e-06, 2097142.2502706286, -244.83512883541877], [0.7257196031896024, -1.189631306294729e-09, -244.8351288427305, 0.06142499402315321]]}