\begin{table}%t7
%\centering
\par
\caption{\label{tab:sigma}The uncertainties of the Be abundance introduced by the
  uncertainties of the atmospheric parameters.}
\small \begin{tabular}{cccccccc}
\hline\hline
Star & $\sigma_{\rm T_{eff}}$ & $\sigma_{\log g}$ & $\sigma_{\rm \xi}$ &
 $\sigma_{\rm [Fe/H]}$ & $\sigma_{\rm cont.}$  & $\sigma_{\rm blend}$  & $\sigma_{\rm total}$ \\
\hline
 HIP 53070 & $\pm$0.03 & $\pm$0.06 & $\pm$0.01 & $\pm$0.00 & $\pm$0.05 & $\pm$0.08 &
 $\pm$0.12 \\
 HIP 104660 & $\pm$0.03 & $\pm$0.08 & $\pm$0.01 & $\pm$0.02 & $\pm$0.05 & $\pm$0.08 &
 $\pm$0.13 \\
 HD 159307 & $\pm$0.04 & $\pm$0.08 & $\pm$0.01 & $\pm$0.03 & $\pm$0.05 & $\pm$0.08 &
 $\pm$0.13 \\
\hline
\end{tabular}
\end{table}