\begin{table}%t3 \caption{\label{Tab_sp}Observed wavelength, {\it EW}, and {\it FWHM} of the most prominent emission lines in the optical spectrum of EX Lupi in quiescence$^*$.} \small%\centerline { \begin{tabular}{l c r r } \hline \hline \noalign{\smallskip} Line & $\lambda$ & {\it EW}& {\it FWHM} \\ & (\AA) & (\AA)~ & (km~s$^{-1}$) \\ \noalign{\smallskip} \hline \noalign{\smallskip} Ca II H & 3933.66 & $-$13.09 & 45.8 \\ Ca II K & 3968.46 & $-$5.41 & 22.7 \\ H$\delta$ & 4101.70 & $-$14.29 & 155.1 \\ H$\gamma$ & 4340.42 & $-$13.02 & 137.0 \\ H$\beta$ & 4861.25 & $-$18.74 & 144.0 \\ He I (11) & 5875.75 & $-$1.96 & 37.6 \\ Na I (1) & 5889.96 & $-$0.52 & 22.9 \\ Na I (1) & 5895.94 & $-$0.34 & 18.3 \\ H$\alpha$~ & 6562.56 & $-$35.95 & 191.0 \\ HeI (46) & 6678.24 & $-$0.67 & 23.8 \\ He I (10) & 7065.31 & $-$0.42 & 29.3 \\ Ca II (2) & 8498.01 & $-$1.51 & 23.0 \\ Ca II (2) & 8542.08 & $-$2.26 & 40.5 \\ Ca II (2) & 8662.17 & $-$1.49 & 27.0 \\ \noalign{\smallskip} \hline \end{tabular}} \smallskip $^*$ The full list of the emission lines identified in the spectrum are found in the electronic version of this table at the CDS. \end{table}