\begin{table}%tC.26
\par
\caption{Like Table~\ref{naphthalene} for the coronene cation (C$_{24}$H$_{12}^+$).}
\label{coronene+}
%\begin{center}
\par
\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}
$\parallel$ 15.13 & $8.5\times 10^{-29}$ (0.68) & $4.4\times 10^{-27}$ (0.88) & $2.8\times 10^{-24}$ (0.40) \\
$\parallel$ 18.08 & $1.4\times 10^{-28}$ (1.14) & $7.4\times 10^{-27}$ (1.50) & $4.3\times 10^{-24}$ (0.62) \\
$\perp$ 18.14 & $1.4\times 10^{-28}$ (1.12) & $7.1\times 10^{-27}$ (1.44) & $4.1\times 10^{-24}$ (0.59) \\
$\perp$ 19.39 & $1.1\times 10^{-29}$ (0.09) & $5.9\times 10^{-28}$ (0.12) & $2.8\times 10^{-25}$ (0.04) \\
$\parallel$ 21.36 & $6.3\times 10^{-30}$ (0.05) & $3.1\times 10^{-28}$ (0.06) & -- \\
$[22.94]$ & $6.7\times 10^{-30}$ (0.05) & $2.9\times 10^{-28}$ (0.06) & -- \\
$[23.13]$ & $6.7\times 10^{-30}$ (0.05) & $3.1\times 10^{-28}$ (0.06) & -- \\
$\parallel$ 26.05 & $2.9\times 10^{-29}$ (0.24) & $1.5\times 10^{-27}$ (0.31) & $7.4\times 10^{-25}$ (0.11) \\
$\parallel$ 26.34 & $3.4\times 10^{-29}$ (0.28) & $1.8\times 10^{-27}$ (0.36) & $9.0\times 10^{-25}$ (0.13) \\
$[27.48]$ & $1.1\times 10^{-29}$ (0.09) & $4.4\times 10^{-28}$ (0.09) & -- \\
$[28.17]$ & $1.1\times 10^{-29}$ (0.09) & $4.5\times 10^{-28}$ (0.09) & -- \\
$[34.15]$ & $1.6\times 10^{-29}$ (0.13) & $6.8\times 10^{-28}$ (0.14) & -- \\
$[34.44]$ & $1.6\times 10^{-29}$ (0.13) & $6.6\times 10^{-28}$ (0.13) & -- \\
$\perp$ 34.56 & $1.7\times 10^{-29}$ (0.13) & $9.2\times 10^{-28}$ (0.19) & $5.7\times 10^{-26}$ (0.01) \\
$[36.27]$ & $1.7\times 10^{-29}$ (0.14) & $7.0\times 10^{-28}$ (0.14) & -- \\
$[45.64]$ & $2.3\times 10^{-29}$ (0.18) & $8.8\times 10^{-28}$ (0.18) & -- \\
$[63.12]$ & $3.2\times 10^{-29}$ (0.25) & $9.8\times 10^{-28}$ (0.20) & -- \\
$\perp$ 82.64 & $4.5\times 10^{-29}$ (0.36) & $2.4\times 10^{-27}$ (0.49) & $7.9\times 10^{-25}$ (0.11) \\
$[111.53]$ & $4.0\times 10^{-29}$ (0.32) & $7.2\times 10^{-28}$ (0.15) & -- \\
$\perp$ 117.33 & $4.4\times 10^{-29}$ (0.35) & $1.9\times 10^{-27}$ (0.38) & -- \\
\hline 
\end{tabular}
%\end{center}
\par
\end{table}