\begin{table}%t5
\caption{\label{tab:residuals}Satellite-satellite relative positions and O--C residuals on the impact plane as determined from our observations in equatorial J2000\protect coordinates.}
 %\centerline
 {
 \begin{tabular}{ccccccc}
 \hline\hline
 Date  &Event & Fitted midtime & \multicolumn{2}{c}{Relative position ($\arcsec$)}        &  \multicolumn{2}{c}{O--C ($\arcsec$)}\\
 (DDMMYY)  & type &      (UT)      & $\Delta \alpha \cos \delta $  &            $\Delta \delta$    &  $\Delta \alpha \cos \delta$ & $\Delta \delta$ \\
\hline 
040507 & 4O2P &  $19$:$09$:$53$ & $-$0.0256 ($\pm$0.0037) &  $-$0.0069 ($\pm$0.0015) & +0.0042 & +0.0181 \\
050807 & 4O2P &  $13$:$53$:$49$ & $-$0.0587 ($\pm$0.0024) &  $-$0.0167 ($\pm$0.0026) & +0.0070 & +0.0003 \\
140807 & 2O4P &  $01$:$34$:$25$ & $-$0.0517 ($\pm$0.0112) &  $-$0.0141 ($\pm$0.0116) & +0.0070 & $-$0.0319 \\
220807 & 2E5T &  $15$:$11$:$37^{\ast}$ & 0.0000 ($\pm$0.0031) & 0.0000 ($\pm$0.0013) & $-$0.0149 & +0.0030 \\
240807 & 1O2P &  $12$:$24$:$04$ & +0.0585 ($\pm$0.0019) &  +0.0157 ($\pm$0.0041) & $-$0.0012 & +0.0097 \\
121007 & 4E5T &  $09$:$58$:$53^{\ast}$ & +0.0280 (${}^{+0.0052}_{-0.0059}$) & $-$0.0025 ($\pm$0.0005) & +0.0012 & +0.0205 \\[0.7mm]
301107 & 1E5T &  $08$:$55$:$10^{\ast}$ & $-$0.0208 (${}^{+0.0036}_{-0.0033}$) & +0.0044 ($\pm$0.0008) & $-$0.0044 & +0.0244 \\
301107 & 3E4P &  $18$:$48$:$44^{\ast}$ &  +0.0178 ($\pm$0.0046) & $-$0.0026 ($\pm$0.0007) & $-$0.0106 & $-$0.0046 \\
\hline
\end{tabular}}
\par
\medskip
$^{\ast}$ Midtime of the event as observed from the centre of the Sun. Earth midtimes for these events are given in Table~\ref{tab:best_fit}.
 \end{table}