\begin{table}%t2
%%%%\centering
\par
\caption{Log of WR~25 observations by {\it XMM-Newton}.\label{obslog}}
 \begin{tabular}[h]{lccccc}
\hline\hline
revolution       & \multicolumn{1}{c}{ \#~115}
                 & \multicolumn{1}{c}{ \#~116}
                 & \multicolumn{1}{c}{ \#~283}
                 & \multicolumn{1}{c}{ \#~284}
                 & \multicolumn{1}{c}{ \#~285}                         \\
obs. date        & \multicolumn{1}{c}{26-7-2000}
                 & \multicolumn{1}{c}{27-7-2000}
                 & \multicolumn{1}{c}{25-6-2001}
                 & \multicolumn{1}{c}{28-6-2001}
                 & \multicolumn{1}{c}{30-6-2001}                        \\
                 &          &          &          &          &          \\[-2mm]
\hline
                 &          &          &          &          &          \\[-2mm]
start [UT]       & 04:58    & 23:48    & 06:51    & 07:22    & 04:38    \\
%HJD~2~450~000& 1751.908 & 1753.562 &          & 2089.055 & 2090.914 \\
                 &          &          &          &          &          \\[-2mm]
\hline 
                 &          &          &          &          &          \\[-2mm]
instrument       & \multicolumn{5}{c}{integration time (hr)}            \\
                 &          &          &          &          &          \\[-2mm]
\hline
                 &          &          &          &          &          \\[-2mm]
{\sc RGS~1}     &  -       &  -       & 10.3     & 11.8     & 10.5     \\
{\sc RGS~2}     &  -       &  -       & 10.3     & 11.8     & 10.5     \\
{\sc MOS~1}     & 9.4      & 3.1      & 10.2     & 11.7     & 10.4     \\
{\sc MOS~2}     & 8.5      & 2.3      & 10.2     & 11.7     & 10.4     \\
{\sc PN}         & 8.8      & 2.6      & ~9.6     & 11.0     & ~9.7     \\ 
\hline
\end{tabular}
\end{table}