\begin{table}%t1
\caption{\label{t:obs}The observation log for each night and limits of the field of~view.}
\par
%\centering
\small
\begin{tabular}{ccc |  ccc}
\hline\hline
&&&&& \\[-8pt]
Date & $t_{\rm start}$      & $t_{\rm end}$ & Date & $t_{\rm start}$  & $t_{\rm end}$  \\
\multicolumn{1}{c}{[Year 2004]} & \multicolumn{2}{c|}{[HJD-2~453~100]}&
\multicolumn{1}{c}{[Year 2004]} & \multicolumn{2}{c}{[HJD-2~453~100]}   \\
\hline
June, 13--14  & 70.57 & 70.91 & June, 18--19  & 75.48 & 75.90 \\
June, 14--15  & 71.49 & 71.91 & June, 19--20  & 76.46 & 76.67 \\
June, 15--16  & 72.46 & 72.90 & June, 20--21  & 77.84 & 77.87 \\
June, 16--17  & 73.69 & 73.87 & June, 21--22  & 78.44 & 78.76 \\
June, 17--18  & 74.49 & 74.89 & June, 22--23  & 79.46 & 79.90 \\
\hline\noalign{\smallskip}
$\alpha_{\rm min}$ & \multicolumn{2}{l}{16$^{\rm h}$56$^{\rm m}$41.6} &   
$\alpha_{\rm max}$ & \multicolumn{2}{l}{17$^{\rm h}$00$^{\rm m}$24.7}     \\
$\delta_{\rm min}$ & \multicolumn{2}{l}{--53$^\circ$05\arcmin 43.8\arcsec} &
$\delta_{\rm max}$ & \multicolumn{2}{l}{--52$^\circ$33\arcmin 00.8\arcsec} \\
\hline
\end{tabular}
\end{table}