\begin{table}%t3
%\centering
\par
\caption{\label{table:1}Coordinates,fluxes, and 1$\sigma$ statistical errors of the $\zeta^2$ Ret  PACS point-like sources. Flux units are mJy.} \vspace*{-2mm}
\begin{tabular}{lccr }     % 7 columns 
\hline\hline\noalign{\smallskip}
Object & $\alpha$(2000.0)  & $\delta$(2000.0)  & Flux\\ 
\hline \noalign{\smallskip}
$\zeta^2$ Ret (optical) & 03:18:12.82 &--62:30:22.9 &\\\hline
%\hline 
$\zeta^2$ Ret (70~$\mu$m) & 03:18:12.77&--62:30:23.2 & $24.9 \pm 0.8$\\
$\zeta^2$ Ret (100~$\mu$m)& 03:18:13.12&--62:30:24.4 & $13.4 \pm 1.0$\\\hline
%\hline 
PS-E (70~$\mu$m)   & 03:18:13.63 &--62:30:24.2 & $8.9 \pm 0.8$\\
PS-E (100~$\mu$m)  & 03:18:13.55 &--62:30:24.4 & $13.5 \pm 1.0$\\\hline
%\hline
$\zeta^2$ Ret+PS-E (160~$\mu$m) & 03:18:13.37 &--62:30:23.2 &$19.4 \pm 1.5$\\
\hline
\end{tabular}
\vspace*{-3mm}
\end{table}