\begin{table}%t1
%\centering
\par
\caption{Sources from the RBGS excluded from the analysis and reason for their exclusion.}
\label{tab:isolatedsources}
\begin{tabular}{p{8cm}p{5cm}}
\hline \hline  
Sources& Reason\\ 
\hline  
NGC~2339, IRAS~05405+0035, NGC~2342, IRAS~05442+1732, IRAS~05223+1908 & Close to Crab\\
\noalign{\medskip}
NGC~2993, NGC 3583, NGC 4402, NGC 4303, NGC 6215, NGC 7590, NGC 7599, IRAS 18293-3413 & Close to other bright sources\\
\noalign{\medskip}
LMC, SMC & Extended\\
\noalign{\medskip}
NGC 6240  & Detected, complex\\
\hline  
\end{tabular} 
\end{table}