{"coeffs": [-1.360597982978959e-06, 0.25795549933019307, 2.0302898079046487, 0.16955979706419466], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.460560638731953e-07, 71.8779420392013, 47.478934125816174, 0.008486614154320499], "covariance": [[1.1975479934340902e-13, -1.9445877193803808e-05, -1.2848055056624068e-05, -2.6013195712434636e-09], [-1.9445877194280257e-05, 5166.438551790781, 3412.6878300734306, 0.5897705896946622], [-1.2848055056940323e-05, 3412.6878300733797, 2254.2491857235914, 0.3896115629497439], [-2.6013195712722387e-09, 0.5897705896885963, 0.38961156294569266, 7.202261980431304e-05]]}