\begin{table}%t1
\caption{The parameters at different evolutionary points~a, b, c and~d of the STD and ROT~sequences.
}\label{table1}
%\centering
\par
\begin{tabular}{cccccccccc}
\hline \hline
Sequ. & $t(10^{7}~{\rm yr})$ & $M (M_{\odot})$ & $\log~T_{{\rm eff}}$ & $\log L/L_{\odot}$
& $X(c)$ & $Y(c)$ & $Y$ & $Z$ & $V_{{\rm rot}}({\rm km~s}^{-1})$ \\ 
\hline
 a  &        &       &        &       &       &       &        &        &        \\
STD & 0.0000 & 8.000 & 4.328  & 3.346 & 0.700 & 0.2800& 0.2800 & 0.0200 & 0.00   \\
ROT & 0.0000 & 8.000 & 4.309  & 3.273 & 0.700 & 0.2800& 0.2800 & 0.0200 & 150.49 \\ \hline
 b  &        &       &        &       &       &       &        &        &        \\
STD & 3.8371 & 7.955 & 4.299  & 3.806 & 0.000 & 0.9800& 0.2800 & 0.0200 & 0.00   \\
ROT & 3.9186 & 7.948 & 4.289  & 3.794 & 0.000 & 0.9808& 0.2809 & 0.0169 & 99.31  \\ \hline
 c  &        &       &        &       &       &       &        &        &        \\
STD & 3.8491 & 7.954 & 3.823  & 3.650 & 0.000 & 0.9800& 0.2800 & 0.0200 & 0.00   \\
ROT & 3.9312 & 7.947 & 3.822  & 3.646 & 0.000 & 0.9829& 0.2810 & 0.0165 & 17.32  \\ \hline
 d  &        &       &        &       &       &       &        &        &        \\
STD & 4.2505 & 7.796 & 3.587  & 3.808 & 0.000 & 0.0000& 0.2895 & 0.0200 & 0.00   \\
ROT & 4.3454 & 7.792 & 3.584  & 3.812 & 0.000 & 0.0000& 0.2896 & 0.0230 & 1.69   \\ \hline
\end{tabular}
\end{table}