\begin{table}%t2
\caption{\label{tab:highres_feh}Comparisons of different measurement techniques for \FeH.}
%\centering
\par
\begin{tabular}{lccc}
\hline\hline\noalign{\smallskip}
HES ID & $\mbox{[Fe/H]}_1$ & $\mbox{[Fe/H]}_2$ & $\mbox{[Fe/H]}_3$ \\
\hline
 HE 0007-1832 & $-$3.32 & $-$2.98 & $-$2.65 \\
 HE 0105-2202 & $-$2.87 & $-$2.86 & $-$2.55 \\
 HE 1346-0427 & $-$3.32 & $-$3.57 & $-$3.40 \\
\hline
\end{tabular}
\tablefoot{Columns 2--4 respectively refer to values derived by the updated version of the \citet{Beers1999AJ} method, the n-SSPP, and detailed analysis by \citet{Cohen2004ApJ} based on high-resolution spectroscopy.}
\end{table}