\begin{table}%t5
\caption{\label{table:3}Summary of the spectroscopic observations with FLAMES.}
%\centerline
{                     
\begin{tabular}{c c}     
\hline\hline          
Date & Exp. time [min] \\   
\hline                         
15 April 2007 & 45 \\  
15 April 2007 & 45 \\
10 May 2007 & 45 \\
17 May 2007 & 40 \\
21 June 2007 & 40 \\
21 June 2007 & 40 \\
21 June 2007 & 40 \\
\hline
Total Exp. Time & 295 \\
\hline
\end{tabular}}\medskip
\par
Column~1 lists the date of observation and Col.~2 the exposure time.
\end{table}