\begin{table}%t1
%\centering
\par
\caption{\label{num}Parameters of the stellar pulsation model.}
\small \begin{tabular}{c c c c c c c c c}
\hline\hline
 & $\alpha$ & $\beta$ & $\mu$ & $p$ & $q$ & $s$ & $\sigma$ & $\overline{x}$ \\ 
\hline
periodic & --0.5 & 0.5 & 0.5 & 3.2 & 0.5 & 1.0 & 0.2 & 0\\
chaotic & --0.5 & 0.5 & 0.5 & 4.0 & 0.5 & 1.0 & 0.3 & 0\\
\hline
\end{tabular}
\end{table}