\begin{table}%t1
\caption{Total flux of H$_2$ lines within mask.}\label{tab:flux}
\par
\small%\centerline
 {
\begin{tabular}{cccc}
\hline \hline
Line& $\lambda$ & Flux & Ratio $F_{v=1{-}0  S(1)}/F_{\rm line}$\\
 & ($\mu$m) & ($10^{-14}$~erg s$^{-1}$ cm$^{-2}$)&\\
\hline
$v=1{-}0$ S(1) & 2.1218&1.8 $\pm$ $0.3$ & 1.0\\
$v=1{-}0$ S(0) & 2.2223& $<$0.5$^a$ & $>$3.6\\
$v=2{-}1$ S(1) & 2.2477& $<$0.6$^a$ & $>$3.0\\
$v=1{-}0$ Q(1) & 2.4066& 1.9 $\pm$ $0.1$ & 0.9\\
\hline
\end{tabular}}
\medskip
$^a$ 3$\sigma$ upper limit.
\end{table}