tableSpectrum class private members

class tableSpectrum{
 private:

  vector<Real> m_Flux;                 // Model flux
  vector<Real> m_FluxError;            // Error on Model flux
  vector<Real> m_ParameterValues;      // Parameter values for this spectrum
  vector<vector<Real>> m_addFlux;      // Model fluxes for any additional
                                       // parameters
  vector<vector<Real>> m_addFluxError; // Error on model fluxes for any 
                                       // additional parameters