\begin{table}%t7
%\centering
\par
\caption{Total infrared luminosity and dust component masses for Mkn~297. The total FIR 
luminosity of $9.7\times~10^{10}$~$L_{\odot}$ places this galaxy right on the
threshold of LIRG status.} \label{t7}
\begin{tabular}{lcc}
\hline\hline\noalign{\smallskip}
 Dust component &   $L_{\rm IR}$                          &         Mass              \\
                &  [$L_{\odot}$]                      &     [$M_{\odot}$]         \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
     130~K     &   7.5~$\pm~0.8\times10^{9}$   &  4.2~$\pm~0.4\times10^{3}$  \\
      38~K     &   8.9~$\pm~0.9\times10^{10}$  &  3.3~$\pm~0.4\times10^{7}$  \\
\hline
\end{tabular} 
\end{table}