\begin{table}%t1
%\centering
\par
  \caption{Parameter space used for the models and the astrophysical parameters 
           of the standard star Vega and the \boo stars HD~107233 and HD~204041.\label{grid}}
  \begin{tabular}[h]{lcccc}
    \hline
    \hline
                      &      Models     & Vega & 107233  & 204041 \\
    \hline
    $T_{\rm eff}$ [K] & 7000$-$9000  & 9560 &  6900   &  8100   \\
    $\log g$ [cgs]    & 3.50$-$4.50  & 4.05 &  3.80   &  4.10   \\
    $v_{\rm turb}$ [km~s$^{-1}$] & 2       & 2    &  3      &  2      \\
    Convection        & \multicolumn{4}{c}{Canuto \& Mazzitelli (\cite{cm91})} \\
    \hline
  \end{tabular}
  \end{table}