\begin{table} \caption{Stellar parameters used to model the line-profile variations using the spectral-synthesis codes {\sc bruce} and {\sc kylie} \citep{Bruce}.} \label{tbl:modeling_parameters} %\centerline { \begin{tabular}{ll} \hline\hline Parameter & Value \\ \hline Equatorial rotational velocity (km~s$^{-1}$) & 75 \\ Inclination angle ($^\circ$) & 80.67 \\ Polar radius ($R_\odot$) & 0.15 \\ Polar temperature (K) & 31~300 \\ Polar gravity (cm~s$^{-2}$) & 5.77 \\ Pulsation period$^{a}$ (s) & 183.98\\ \hline \end{tabular}} {$^{a}$~The period detected in our VLT/{\sc uves} data set and in all photometric campaigns on \nyvir\ (see Paper I).} \end{table}