{"coeffs": [-0.2580678485836215, 7.36650429312816e-07, -5.946944718012957, 0.4851900279768153], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [67.11050841223555, 5.412397994243099e-06, 147.37368395968394, 3.591047369357634], "covariance": [[4503.820339348738, -0.0001416093027253119, 9539.620373350903, -91.65130336612016], [-0.00014160930272535336, 2.929405204808672e-11, -0.0004902472878686334, 1.9170517182333405e-05], [9539.6203733512, -0.0004902472878685578, 21719.002723848807, -323.300889466997], [-91.6513033661457, 1.917051718233338e-05, -323.30088946704467, 12.895621208970383]]}