{"coeffs": [-3.038607915075708e-06, 0.17639313696929182, 2.1673728311223615, 0.20930248913419258], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [9.22244107029238e-07, 22.54022446944763, 27.047813382699907, 0.013192470395790289], "covariance": [[8.505341929501566e-13, -1.766969789101483e-05, -2.1212438608748638e-05, -1.1350735127031902e-08], [-1.7669697891724526e-05, 508.0617191330857, 609.6635839156751, 0.28952088842560925], [-2.1212438609585435e-05, 609.6635839156389, 731.5842087853601, 0.3474851402435124], [-1.135073512725254e-08, 0.2895208884206397, 0.3474851402375905, 0.00017404127514380316]]}