\begin{table}%t6
\caption{Summary of of our sample of pointings performed with XMM-Newton (see also Table~\ref{tabobse}). The directions of the pointings have been specifically selected to study the contribution of the SXRB as seen by XMM-Newton.\label{tabours}}
\par
 \begin{tabular}{lllcccccc}
            \hline \hline
Observation ID & \multicolumn{2}{c|}{{\rm Galactic~~coordinates}} & $N_{\mbox{{\scriptsize \ion{H}{i}}}}$  & \multicolumn{2}{|c}{${t_{\rm total} ~\rm  [ks]}$} & \multicolumn{3}{|c}{${t_{\rm effective} ~\rm  [ks]}$}\\
 & $~~~~~$ $l$ [$^\circ$] & $~~~~~$ $b$ [$^\circ$] &{\rm [10$^{20}$~cm$ ^{-2} $]} & {\rm MOS} & {\rm pn} & {\rm MOS1} & {\rm MOS2} & {\rm pn}\\
            \hline
\par
0110660301 & $~~~$ 125.0554 & $~~~$ 30.5087 & 8.2 & 8.9 & 5.2 & 5.4 & 5.7 & 2.9\\ 
0110660401 & $~~~$ 165.1789 & $~~~$ 66.5823 & 3.3 & 13.2 & 9.3 & 11.1 & 10.9 & 6.0\\ 
$0110660601^{2}$ & $~~~$ 95.0340 & $~~~$ 38.9844 & 2.6 & 16.1 & 12.4 & 12.0 & 13.6 & 12.2\\ 
$0110660801^{2}$ & $~~~$ 91.3173 & $~~~$ 37.0343 & 2.3 & 12.2 & 9.2 & 10.3 & 10.4 & 9.2\\ 
$0110661601^{2}$ & $~~~$ 125.0554 & $~~~$ 30.5087 & 8.2 & 10.0 & 6.0 & 10.0 & 10.0 & 6.0\\ 
$0110661701^{2}$ & $~~~$ 153.2919 & $~~~$ 39.3394 & 6.4 & 11.2 & 11.6 & 9.7 & 11.2 & 11.6\\ 
$0110662401^{2}$ & $~~~$ 87.9566 & $~~~$ 36.3392 & 2.5 & 8.7 & 5.6 & 8.7 & 8.7 & 5.6\\ 
$0110662601^{2}$ & $~~~$ 90.8139 & $~~~$ 37.9770 & 1.7 & 11.4 & 8.0 & 10.1 & 9.8 & 8.0\\ 
$0110662701^{2}$ & $~~~$ 88.9394 & $~~~$ 37.1270 & 1.9 & 9.7 & 6.3 & 7.9 & 8.0 & 4.9\\ 
            \hline
        \end{tabular}
$^{2}$  Like~in~Table~\ref{tabobse}.
\par
\end{table}