{"coeffs": [-5.546936537658697e-06, 0.00012860330943793418, 0.49386467144704843, 0.2040822489401976], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4574338054825614e-06, 1.3631977988991273e-05, 0.03800340253925596, 0.016790933641145263], "covariance": [[2.1241132973633806e-12, -1.6806658315711822e-11, -4.53768607167144e-08, -2.301408052667031e-08], [-1.6806658315711822e-11, 1.8583082389234252e-10, 5.168192233904139e-07, 2.2084989474445165e-07], [-4.53768607167144e-08, 5.168192233904138e-07, 0.001444258604560726, 0.0006099718166335471], [-2.30140805266703e-08, 2.2084989474445165e-07, 0.0006099718166335472, 0.0002819354525413437]]}