\begin{table}%t.C.2
%\centering
\par
\caption{Like Table~\ref{naphthalene} for the naphthalene cation (C$_{10}$H$_{8}^+$).
\label{naphthalene+}}
\begin{tabular}{cccc}
\hline \hline \noalign{\smallskip} 
& \multicolumn{3}{c}{Integrated flux} \\
\noalign{\smallskip} \cline{2-4} \noalign{\smallskip}
 & & Red & IRAS\\
Peak & ISRF & Rectangle & 21282+5050\\
($\mu$m) & (W$~~$sr$^{-1}$) (\%) & (W$~~$sr$^{-1}$) (\%)& (W$~~$sr$^{-1}$) (\%)\\ 
\hline \noalign{\smallskip}
$\parallel$ 16.37 & $2.4\times 10^{-29}$ (0.74) & $1.1\times 10^{-27}$ (0.98) & $1.2\times 10^{-24}$ (0.56) \\
$[17.83]$ & $8.1\times 10^{-30}$ (0.25) & $4.3\times 10^{-28}$ (0.38) & $1.3\times 10^{-26}$ (0.01) \\
$[19.96]$ & $9.6\times 10^{-30}$ (0.29) & $4.4\times 10^{-28}$ (0.40) & $1.1\times 10^{-26}$ (0.01) \\
$[20.72]$ & $1.0\times 10^{-29}$ (0.31) & $4.7\times 10^{-28}$ (0.42) & $1.5\times 10^{-26}$ (0.01) \\
$[22.77]$ & $1.1\times 10^{-29}$ (0.33) & $5.3\times 10^{-28}$ (0.48) & $1.2\times 10^{-26}$ (0.01) \\
$\perp$ 23.64 & $3.5\times 10^{-29}$ (1.06) & $1.5\times 10^{-27}$ (1.39) & $1.6\times 10^{-24}$ (0.76) \\
$[27.07]$ & $1.3\times 10^{-29}$ (0.38) & $6.4\times 10^{-28}$ (0.58) & -- \\
$\parallel$ 28.31 & $1.5\times 10^{-29}$ (0.46) & $7.4\times 10^{-28}$ (0.67) & $5.4\times 10^{-25}$ (0.25) \\
$[55.16]$ & $1.9\times 10^{-29}$ (0.58) & $8.1\times 10^{-28}$ (0.73) & -- \\
$\perp$ 63.98 & $2.1\times 10^{-29}$ (0.63) & $1.0\times 10^{-27}$ (0.95) & $5.6\times 10^{-25}$ (0.26) \\
\hline 
\end{tabular}
\end{table}