{"coeffs": [2.7063632036011724e-06, 1.1503246440895724e-05, 0.3471909798432906, 0.0015615314357566678], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3757003492502264e-06, 1.690744415378903e-06, 564.8394160610886, 7371.195750852619], "covariance": [[1.892551450927195e-12, -1.4363085982530698e-13, -0.00015734919511840197, -0.0020534302656492363], [-1.4363085982118026e-13, 2.858616678134949e-12, 0.00029122757677120113, 0.00380052566766638], [-0.0001573491951171877, 0.0002912275767760709, 319043.5659362316, 4163541.903469054], [-0.002053430265612953, 0.0038005256677128237, 4163541.9034690545, 54334526.79738771]]}