def _get_fit_settings():
    """
     These are to rescale the mass ratio fit range
     from [-0.01, np.log(4+0.01)] to [-1, 1]. The chi fits are already in
     this range.


     Values defined here are model-specific. These values are for NRSur7dq4.
    """
    q_fit_offset = -0.9857019407834238
    q_fit_slope = 1.4298059216576398
    q_max_bfOrder = 3
    chi_max_bfOrder = 2
    return q_fit_offset, q_fit_slope, q_max_bfOrder, chi_max_bfOrder
