{"coeffs": [-2.720085337971145e-06, 0.00015492367828887985, 0.6802477872656377, 0.19566767279815428], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.2880167411240308e-06, 8.580786614916666e-05, 0.18791552031140302, 0.0521162292166033], "covariance": [[1.0811054089911891e-11, -2.3481099972364237e-10, -5.161562219756499e-07, -1.5915334849074872e-07], [-2.3481099972364273e-10, 7.3629898930733025e-09, 1.610966503578311e-05, 4.318765815789487e-06], [-5.161562219756502e-07, 1.6109665035783107e-05, 0.03531224277390532, 0.009509187111123035], [-1.591533484907488e-07, 4.318765815789482e-06, 0.009509187111123028, 0.002716101347757535]]}