\begin{table} %t2
%\centering
\par
\caption{The separations and position angles of all detected companions candidates.}
\label{astrometry}
\begin{tabular}{cccc}
\hline\hline
Companion & Epoch & Sep. [arcsec] & PA [$^{\circ}$]\\
\hline
HD~114729~B  & 2MASS 03/99                     &  ~~~$8.042\pm0.085$  &  $333.151\pm0.590$\\
small field    & ~~~~~~~NTT 12/02         &  ~~~$8.043\pm0.008$  &  $333.202\pm0.052$\\
small field    & ~~~~~~~NTT 06/03         &  ~~~$8.054\pm0.008$  &  $333.371\pm0.052$\\
\hline
HD~196050~B  & 2MASS 06/00                     &  $10.860\pm0.085$       &  $174.360\pm0.460$\\
small field    & ~~~~~~~NTT 06/03         &  $10.880\pm0.011$       &  $174.920\pm0.040$\\
small field    & ~~~~~~~NTT 07/04         &  $10.875\pm0.011$       &  $174.872\pm0.040$\\
\hline
HD~213240~C  & 2MASS 08/99                     &  $95.628\pm0.085$       &  $126.531\pm0.051$\\
large field    & ~~~~~~~NTT 07/04         &  $95.690\pm0.077$       &  $126.523\pm0.062$\\
\hline
HD~16141~B   & ~~~~~~UFTI 11/02          &  ~~~$6.221\pm0.013$  &  $187.467\pm0.091$\\
               & ~~~~~~UFTI 10/03          &  ~~~$6.191\pm0.013$  &  $187.600\pm0.087$\\
\hline 
\end{tabular}
\end{table}