\begin{table}%t1
\caption{\label{obs}Log of the \xmm\ observations of \sm.}
%\centerline
{\small
\begin{tabular}{ccccccc}
\hline\hline
ID   & Date & Duration & Net exposure & Off~axis angle & Count rate & Tot. counts\\
                     &   &   (ks) & (ks) & (arcmin) & (cts~s$^{-1}$) & \\
 \hline
 \noalign{\smallskip}
0501470101 &   2007/06/04 & 31.8 & 7.7 & 5.58  & 0.400 & 3100\\
0601210101 &   2009/05/14 & 26.7 & 16.54 & 7.20 & 0.309 & 5167 \\
0601210501 &   2009/09/25 & 48.7 & 32.3 & 14.06 & 0.153 & 5442 \\
\hline
\end{tabular}}
\tablefoot{All the quantities refer to the EPIC pn camera.}
\end{table}