\begin{table}%T1 \caption{\label{table_simu_param}Input parameters used for the simulated spectra. } \small%\centerline { \begin{tabular}{cccccc} \hline\hline & $\delta \nu_{02}$ ($\mu {\rm{Hz}}$) & $\nu_{\rm s}$ ($\mu {\rm{Hz}}$) & $\Gamma$ ($\mu {\rm{Hz}}$) & $H/N$ ($l=0$) & H Profile \\ \hline 1 & 8 & 2 & [1,5] & $>$30 & C\\ 2 & 8 & 2 & [1,5] & $\simeq$$4$ & C \\ 3 & 5 & 3.5 & [2,10] & $\simeq$$6$ & C\\ 4 & 5 & 3.5 & [3,10] & 3$-$10 & G\\ 5 & 5 & 3.5 & [4,13] & 3$-$8 & G\\ 6 & / & 3.5 & [3,10] & 3$-$8 & G\\ \hline \end{tabular}} \smallskip The frequency separation $\delta \nu_{02}$ (see Eq.~(\ref{small_sep_grp})), the rotational splitting $\nu_{\rm s}$, the mode width~$\Gamma$ and the height-to-noise ratio $H/N$. Two kinds of mode height variation with frequency were tested: a constant height for all modes~(C) or a more realistic Gaussian profile (G). \end{table}