\begin{table}%t3
\caption{\label{tab:naco_observations}Summary of the VLT/NACO photometry in the \Ks~band obtained between 2001~December and 2009~October.}
%%\centering

\par
\begin{tabular}{ r @{} c @{} rcc }
\hline\hline \noalign{\smallskip}
\multicolumn{3}{c}{Date} & $\Delta K_{\rm S}$ (Sa-N) & $\Delta K_{\rm S}$ (Sb-N) \\
\hline
 2001 & \ \ Dec. \ \ &    8 &   1.67 $\pm$ 0.05  &   3.02 $\pm$ 0.02  \\
 2002 & \ \ Dec. \ \ &   15 &   3.61 $\pm$ 0.05  &   3.14 $\pm$ 0.02  \\
 2003 & \ \ Dec. \ \ &   12 &   4.75 $\pm$ 0.05  &   3.25 $\pm$ 0.02  \\
 2004 & \ \ Dec. \ \ &    9 &   4.79 $\pm$ 0.05  &   3.31 $\pm$ 0.02  \\
 2006 & \ \ Oct. \ \ &   11 &   3.14 $\pm$ 0.05  &   2.94 $\pm$ 0.02  \\
 2007 & \ \ Sep. \ \ &   16 &   3.09 $\pm$ 0.05  &   2.92 $\pm$ 0.02  \\
 2008 & \ \ Feb. \ \ &    1 &   3.07 $\pm$ 0.05  &   3.05 $\pm$ 0.02  \\
 2008 & \ \ Oct. \ \ &   17 &   3.46 $\pm$ 0.05  &   3.07 $\pm$ 0.02  \\
 2008 & \ \ Nov. \ \ &    6 &   3.84 $\pm$ 0.05  &   2.88 $\pm$ 0.02  \\
 2009 & \ \ Feb. \ \ &   18 &   3.45 $\pm$ 0.05  &   2.88 $\pm$ 0.02  \\
 2009 & \ \ Oct. \ \ &    7 &   3.05 $\pm$ 0.05  &   3.07 $\pm$ 0.02  \\
\hline
\end{tabular}
\tablefoot {All magnitudes are relative to T~Tau~N.}
\vspace*{5mm}
\end{table}