\begin{table}%t5
%\centering
\par
\caption{\label{tab5}Equivalent widths (m\AA) for \ion{Fe}{ii} lines in HD 148816 and HD 140283.}
\small \begin{tabular}{crr} 
\hline\hline \noalign{\smallskip}               
$\lambda (\AA)$  & HD 148816 & HD 140283 \\
\hline    
   4128.75 &   26.6 &  -- \\
   4178.86 &   68.5 &  17.8 \\
   4233.17 &   -- &  41.3 \\
   4416.83 &   61.6 &  10.3 \\
   4489.18 &   45.5 &   5.1 \\
   4491.40 &   54.8 &   7.1 \\
   4508.29 &   68.0 &  15.8 \\
   4515.34 &   58.5 &  11.6 \\
   4520.22 &   61.0 &  11.3 \\
   4522.63 &   -- &  22.1 \\
   4541.52 &   45.3 &   5.2 \\
   4555.89 &   73.0 &  15.6 \\
   4576.34 &   45.0 &   4.5 \\
   4582.84 &   36.6 &   2.8 \\
   4583.84 &   -- &  37.0 \\
   4731.45 &   -- &   3.5 \\
   4923.93 &  126.5 &  57.0 \\
   5018.44 &  140.5 &  67.0 \\
   5197.58 &   62.2 &  10.7 \\
   5234.62 &   66.2 &  12.6 \\
   5264.81 &   27.3 &  -- \\
   5284.11 &   36.4 &  -- \\
   5414.07 &   12.0 &  -- \\
   5425.26 &   22.1 &  -- \\
   6369.46 &    7.4 &  -- \\
   6432.68 &   21.8 &  -- \\
   6516.08 &   32.0 &   2.2 \\
\hline                                 
\end{tabular}
\end{table}