\begin{table}%t4
%\centering
\par
\caption{PN MeWe 2-5 Line identifications.\label{line_tab2}} 
\begin{tabular}{ll}
\hline\hline
Line [nm] & Observation \\
& (dereddened)\\
 \hline  
H$\beta_{486.1}$ & 100  \\
$\rm [OIII]_{495.9}$ & 251  \\
$\rm [OIII]_{500.7}$ & 735  \\
$\rm [NII]_{654.8}$ &  89 \\
H$\alpha_{656.3}$ & 279  \\
$\rm [NII]_{658.4}$ & 265  \\
$\rm [SII]_{671.7}$ & 42  \\
$\rm [SII]_{673.1}$ & 29  \\
\hline
%%H$\beta$ flux & 1.34e-17  \\
$E(B-V)$ & 1\fm21~$\pm$~0\fm05 \\
\hline
\end{tabular}
\end{table}