{"coeffs": [-1.5295858879463523e-06, 0.3353035994951595, 2.3318939436269934, 0.20768396118096438], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.2354489173581998e-06, 168.00607313755208, 104.69507976526218, 0.021743210228770866], "covariance": [[1.5263340274015478e-12, -0.0001759942940342858, -0.00010969587674943604, -2.5024849955702654e-08], [-0.00017599429404664013, 28226.040611100496, 17589.40790389938, 3.555832226280886], [-0.00010969587675695932, 17589.407903898475, 10961.05972705461, 2.2160632214971363], [-2.5024849956502763e-08, 3.555832226169632, 2.216063221427918, 0.000472767191052526]]}