\begin{table}%t2 \caption{\label{tab2}Label, coordinates, and $B$-band magnitudes of the objects identified in the \forstwo\ image (Fig.~\ref{fig2}; middle).} %\centerline { \par \begin{tabular}{llll} \hline\hline\noalign{\smallskip} ID & $\alpha_{\rm J2000} ^{\rm (hms)}$ & $\delta_{\rm J2000}^{(\circ ~\prime~\prime\prime)}$ & $B$ \\ \hline X & 04 20 01.94 & $-50$ 22 47.75 & 27.5 $\pm$ 0.3 \\ A & 04 20 02.10 & $-50$ 22 42.60 & 24.35 $\pm$ 0.05\\ D & 04 20 01.59 & $-50$ 22 43.17 & 24.95 $\pm$ 0.05\\ E & 04 20 01.57 & $-50$ 22 48.75 & 25.37 $\pm$ 0.07\\ H & 04 20 02.28 & $-50$ 22 46.30 & 26.49 $\pm$ 0.10 \\ \hline \end{tabular}}\medskip \par Coordinate uncertains are derived from our astrometric calibration (Sect. 2.3). A photometry calibration error of 0.05 magnitudes is assumed (Sect. 2.2). \end{table}