\begin{table}%t1 %\footnotesize \caption {\label{tab:crates}Point sources included in the background model.} %\centerline {\begin{tabular}{lrrr} \hline\hline \noalign{\smallskip} Name & \multicolumn{1}{c}{TS} & \multicolumn{1}{c}{$\ra$} & \multicolumn{1}{c}{$\dec$} \\ \hline CRATES J050755$-$610441 & 118.6 & $05^{\rm h}07^{\rm m}55^{\rm s}$ & $-61\deg04\arcmin 43\arcsec$ \\ CRATES J051643$-$620706 & 269.3 & $05^{\rm h}16^{\rm m}45^{\rm s}$ & $-62\deg07\arcmin 05\arcsec$ \\ CRATES J055842$-$745904 & 53.5 & $05^{\rm h}58^{\rm m}46^{\rm s}$ & $-74\deg59\arcmin 05\arcsec$ \\ CRATES J060106$-$703606 & 52.5 & $06^{\rm h}01^{\rm m}11^{\rm s}$ & $-70\deg36\arcmin 09\arcsec$ \\ CRATES J063542$-$751615 & 90.0 & $06^{\rm h}35^{\rm m}46^{\rm s}$ & $-75\deg16\arcmin 16\arcsec$ \\ CRATES J070027$-$661041 & 123.4 & $07^{\rm h}00^{\rm m}31^{\rm s}$ & $-66\deg10\arcmin 45\arcsec$ \\ \hline \end{tabular}} \tablefoot {TS is a measure of the detection significance of the source (cf.~Sect.~\ref{sec:geomodels}).} \end{table}