\begin{table}%t1
%\centering
\par
\caption{\label{obslog}Observation $\log$ of {\it INTEGRAL} and {\it Swift}/XRT observations on MCG--05--23--016.}
\small \begin{tabular}{ccrrcr}
\hline\hline
{\it INTEGRAL}   & Time covered  & ISGRI exposure & JEM-X exp. & Swift/XRT  & Exposure\\
revolution & U.T.  &  [ks] &  [ks] &  U.T. &  [ks]\\
\hline
256--282 & 04--11--18 -- 05--02--05 &  69.3 & --  & 05--12--09 & 10.3 \\
508 & 06--12--12--06--12--13 &  26.3 &  21.7 & 06--12--13 & 1.9  \\
565 & 07--05--30--07--06--01 & 128.7 & 122.0 & 07--05--31 & 2.1  \\
569 & 07--06--12--07--06--13 &  89.4 &  79.8 & 07--06--13 & 2.9  \\
\hline
\end{tabular}
\end{table}