{"coeffs": [-0.00011263619751515988, 2.903792740925157e-08, -0.7147421820770887, 0.154014606901161], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [0.061198407673839626, 3.0333641395738554e-09, 84.07112581606337, 0.050503612078693215], "covariance": [[0.0037452451018134725, -1.4072838132240585e-10, 5.14501630948144, -0.0029982253216607763], [-1.4072838132742836e-10, 9.201298003252637e-18, -1.9345554167225388e-07, 1.317398183656056e-10], [5.145016309481756, -1.9345554166484096e-07, 7067.954195980356, -4.119859595873653], [-0.0029982253217055157, 1.3173981836299163e-10, -4.1198595959348605, 0.0025506148329951274]]}