\begin{table}%T.C.3
%\centering
\par
\caption{Like Table~\ref{naphthalene} for fluorene (C$_{13}$H$_{10}$).
\label{fluorene}}
\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}
$\perp$ 15.78 & $3.7\times 10^{-30}$ (0.10) & $6.8\times 10^{-29}$ (0.11) & $2.4\times 10^{-25}$ (0.07) \\
$\parallel$ 16.04 & $3.7\times 10^{-29}$ (0.97) & $6.9\times 10^{-28}$ (1.17) & $3.1\times 10^{-24}$ (0.89) \\
$[17.69]$ & $2.5\times 10^{-30}$ (0.07) & $5.3\times 10^{-29}$ (0.09) & -- \\
$\parallel$ 18.49 & $3.4\times 10^{-30}$ (0.09) & $7.3\times 10^{-29}$ (0.12) & $1.7\times 10^{-25}$ (0.05) \\
$\perp$ 20.56 & $6.6\times 10^{-30}$ (0.17) & $1.3\times 10^{-28}$ (0.22) & $4.7\times 10^{-25}$ (0.14) \\
$\parallel$ 20.65 & $5.3\times 10^{-30}$ (0.14) & $1.1\times 10^{-28}$ (0.18) & $3.7\times 10^{-25}$ (0.11) \\
$[23.72]$ & $4.4\times 10^{-30}$ (0.11) & $8.4\times 10^{-29}$ (0.14) & -- \\
$\parallel$ 23.83 & $6.2\times 10^{-30}$ (0.16) & $1.3\times 10^{-28}$ (0.21) & $3.6\times 10^{-25}$ (0.11) \\
$\perp$ 23.92 & $2.6\times 10^{-29}$ (0.68) & $5.1\times 10^{-28}$ (0.85) & $2.1\times 10^{-24}$ (0.60) \\
$[39.45]$ & $7.3\times 10^{-30}$ (0.19) & $1.4\times 10^{-28}$ (0.23) & -- \\
$\perp$ 40.26 & $1.7\times 10^{-29}$ (0.43) & $3.3\times 10^{-28}$ (0.55) & $1.2\times 10^{-24}$ (0.36) \\
$\parallel$ 45.48 & $8.2\times 10^{-30}$ (0.21) & $1.7\times 10^{-28}$ (0.29) & $9.4\times 10^{-26}$ (0.03) \\
$[60.73]$ & $9.3\times 10^{-30}$ (0.24) & $1.5\times 10^{-28}$ (0.25) & -- \\
$\perp$ 135.37 & $1.2\times 10^{-29}$ (0.31) & $2.5\times 10^{-28}$ (0.43) & $5.9\times 10^{-26}$ (0.02) \\
\hline 
\end{tabular}
\end{table}