\begin{table}%T1
%\centering
\small
 \caption{NACO observations log of IRC+10216.}
 \begin{tabular}{ l c c c c r }
  \hline \hline
  Date      & Filter     & On-source          & Seeing  & Air-    & Dyn.          \\
            &            & exp. time          &         & mass    & range         \\
  (UT)      &            & (s)              & ($''$)  &         & (AFU)         \\
  \hline
  22 Nov. 02 & NB $1.64$  & 128                & $0.6$   & $1.5$   & $28~700$     \\
            & NB $2.17$  & 120                & $0.6$   & $1.6$   & $6200$      \\
  16 Mar. 03 & NB $1.26$  & 120                & $<$0.5  & $1.3$   & $6900$      \\
            & NB $1.64$  &  70                & $<$0.5  & $1.3$   & $8300$      \\
            & NB $2.17$  &  60                & $<$0.5  & $1.3$   & $4800$      \\
  18 Mar. 03 & NB $1.24$  & 210                & $0.6$   & $1.3$   & $7200$      \\
            & NB $1.75$  & 103                & $0.7$   & $1.3$   & $41~500$     \\
            & NB $2.17$  & 200                & $0.8$   & $1.3$   & $5200$      \\
            & L$'$       & 183                & $0.6$   & $1.3$   & $92~500$     \\
  \hline
 \end{tabular}
 \label{tabobs}
\end{table}