\begin{table}%t1
\caption{\label{tab1}Log of  the \vlt/\naco\ $K$s-band observations of the \ONEE\ field.}
%\centerline
{
\begin{tabular}{ccccc} 
 \hline  \hline 
 Epoch    & MJD &  Exp. time  & Seeing  & Airmass	\\
 (yyyy-mm-dd) &        & (s)    &  ($\arcsec$)   & 	\\ \hline
 2007-07-08   &  54~289 & 1440   &  1.18  &   1.16  \\
 2007-07-12   &  54~293 & 1440   &  0.55  &   1.17  \\
 2007-08-17   &  54~329 & 1800   &  1.60  &   1.19  \\  \hline
\end{tabular}}
\par
\medskip
Columns report the observing epoch and Modified Julian Date (MJD), the total exposure time $T$ = DIT $\times$ NDIT $\times$ $N$, where $N$ is the number of nodes of the dithering pattern, and the average seeing and airmass during the observations.
\end{table}