\begin{table}%t2
\caption {\label{tab:abn}Abundances (in $\log N_{\rm el}/N_{\rm total}$)
of \hd, used for determining model atmosphere
parameters.}
\centering
\begin{tabular}{cccccc}
\hline\hline
       & He    & Mg    & Al    & Si    & Fe    \\
\hline
\hd\,  & --2.10 & --5.51 & --6.17 & --3.53 & --4.09 \\
Sun    & --1.10 & --4.51 & --5.67 & --4.53 & --4.59 \\
\hline
\end{tabular}
\end{table}