\begin{table}%t2online %\centering \par \caption{\label{candidates}\mbox{X-ray}, optical and near-infrared properties of the initial candidates.} \small \begin{tabular}{lcccccccccc} \hline\hline\noalign{\smallskip} ID & XMM name & $z$ & $f_{{\rm x}}$ & $\log L_{\rm x}$ & $R$ & $\log\frac{f_{\rm x}}{f_{\rm o}}$ & $L_{\rm H\alpha}$ & $K$ & $L_{\rm K}$ & Type \\ & && erg~cm$^{-2}$~s$^{-1}$ & erg~s$^{-1}$ & mag & & erg~s$^{-1}$ & mag & erg~s$^{-1}$ \\ \hline\noalign{\smallskip} 1703 & J005818.3-355548 & $0.0489\pm0.0008$ & $6.421\times10^{-15}$ & 40.53 & 15.64 & --2.436 & 40.82 & 14.585 & 42.84 & emission \\ 1774 & J005922.8-360933 & $0.1271\pm0.0007$ & $7.858\times10^{-15}$ & 41.51 & 16.27 & --2.099 & -- & 13.982 & 43.95 & absorption \\ 1778 & J005929.7-361113 & $0.0115\pm0.0003$ & $2.571\times10^{-14}$ & 39.87 & 12.38 & --3.140 & 41.50 & 14.042 & 41.81 & emission \\ 3654 & J022416.7-050323 & -- & $7.173\times10^{-15}$ & -- & 15.38 & --2.492 & -- & -- & -- & featureless \\ 3716 & J022456.2-050801 & $0.0837\pm0.0008$ & $2.769\times10^{-14}$ & 41.67 & 12.57 & --3.032 & -- & 13.839 & 43.63 & absorption \\ 3773 & J022536.4-050012 & $0.0530\pm0.0002$ & $1.940\times10^{-14}$ & 41.11 & 12.40 & --3.252 & 41.76 & 13.298 & 43.45 & emission \\ 3776 & J022537.8-050223 & -- & $1.489\times10^{-14}$ & -- & 13.94 & --2.751 & -- & -- & -- & featureless \\ 3777 & J022538.2-050806 & $0.0607\pm0.0003$ & $3.862\times10^{-15}$ & 40.53 & 15.67 & --2.645 & 41.17 & 15.670 & 42.61 & emission \\ 3778 & J022538.3-050423 & 0.0000 & $1.157\times10^{-14}$ & STAR & 15.06 & --2.413 & -- & -- & -- & STAR \\ 4009 & J023613.5-523036 & $0.1117\pm0.0005$ & $8.520\times10^{-15}$ & 41.42 & 14.47 & --2.784 & 41.99 & 14.869 & 43.47 & emission \\ 4298 & J030927.5-765223 & 0.0000 & $1.597\times10^{-14}$ & STAR & 14.99 & --2.301 & -- & -- & -- & STAR \\ 4379 & J031256.5-765039 & 0.0000 & $1.104\times10^{-14}$ & STAR & 13.12 & --3.209 & -- & -- & -- & STAR \\ 4481 & J031723.1-442056 & 0.0000 & $2.835\times10^{-14}$ & STAR & 14.82 & --2.119 & -- & -- & -- & STAR \\ 4736 & J031829.8-441140 & $0.0732\pm0.0005$ & $5.158\times10^{-14}$ & 41.82 & 12.19 & --2.914 & 42.25 & 14.366 & 43.30 & emission \\ 4765 & J031845.0-441042 & $0.0735\pm0.0006$ & $8.163\times10^{-15}$ & 41.02 & 12.95 & --3.408 & 42.20 & 14.664 & 43.18 & emission \\ 4927 & J033831.4-351421 & $0.139\pm0.003$ & $9.464\times10^{-14}$ & 42.66 & 13.31 & --2.202 & 40.85 & -- & -- & composite \\ 5570 & J043306.5-610760 & $0.0589\pm0.0007$ & $1.304\times10^{-14}$ & 41.02 & 13.80 & --2.865 & -- & 14.254 & 43.15 & absorption \\ 5663 & J043333.5-612427 & $0.0604\pm0.0012$ & $1.382\times10^{-14}$ & 41.04 & 14.58 & --2.527 & -- & 14.195 & 43.17 & absorption \\ 7355 & J055940.7-503218 & $0.197\pm0.020$ & $8.546\times10^{-15}$ & 42.02 & 15.35 & --2.430 & -- & 14.702 & 44.10 & absorption \\ 7400 & J060014.9-502230 & -- & $7.370\times10^{-15}$ & -- & 15.56 & --2.411 & -- & -- & -- & featureless \\ 9062 & J124238.5-111919 & -- & $1.940\times10^{-14}$ & -- & 13.45 & --2.832 & -- & -- & -- & not observed \\ 9064 & J124239.1-112822 & -- & $8.434\times10^{-15}$ & -- & 13.59 & --3.140 & -- & -- & -- & not observed \\ 9337 & J125204.5-292029 & -- & $3.552\times10^{-14}$ & -- & 13.81 & --2.426 & -- & -- & -- & not observed \\ 9480 & J125718.4-171441 & -- & $1.182\times10^{-14}$ & -- & 12.21 & --3.543 & -- & -- & -- & not observed \\ 9539 & J125819.1-171837 & -- & $1.512\times10^{-14}$ & -- & 12.12 & --3.472 & -- & -- & -- & not observed \\ 9730 & J133032.4-014735 & -- & $5.251\times10^{-15}$ & -- & 14.05 & --3.162 & -- & -- & -- & not observed \\ 9966 & J133527.7-342630 & -- & $1.014\times10^{-14}$ & -- & 15.15 & --2.434 & -- & -- & -- & not observed \\ 12~281 & J201329.7-414737 & $0.1293\pm0.0006$ & $1.078\times10^{-14}$ & 41.67 & 14.69 & --2.591 & 43.49 & 14.047 & 43.93 & emission \\ 12~308 & J201345.0-563713 & $0.0541\pm0.0005$ & $1.114\times10^{-14}$ & 40.89 & 13.49 & --3.057 & -- & 12.947 & 43.61 & absorption \\ 13~137 & J213758.7-143611 & $0.0524\pm0.0002$ & $4.446\times10^{-15}$ & 40.46 & 14.08 & --3.222 & 41.84 & 13.829 & 43.22 & emission \\ 14~252 & J221543.0-173958 & -- & $2.929\times10^{-15}$ & -- & 17.44 & --2.057 & -- & -- & -- & not observed \\ 14~402 & J221726.0-082531 & $0.0845\pm0.0002$ & $2.733\times10^{-14}$ & 41.67 & 13.97 & --2.477 & -- & 13.759 & 43.67 & absorption \\ 14~541 & J222110.0-244749 & -- & $8.297\times10^{-15}$ & -- & 16.06 & --2.157 & -- & -- & -- & featureless \\ 14~608 & J222804.4-051751 & -- & $5.319\times10^{-15}$ & -- & 15.03 & --2.762 & -- & -- & -- & featureless \\ 14~640 & J222818.3-050745 & -- & $7.741\times10^{-15}$ & -- & 15.44 & --2.435 & -- & -- & -- & not observed \\ 14~683 & J222834.0-052818 & -- & $9.300\times10^{-15}$ & -- & 13.88 & --2.980 & -- & -- & -- & featureless \\ 15~022 & J225149.3-175225 & $0.0776\pm0.0005$ & $1.711\times10^{-14}$ & 41.39 & 14.12 & --2.621 & 42.59 & 13.744 & 43.59 & emission \\ 15~393 & J231421.6-424559 & $0.0672\pm0.0006$ & $2.039\times10^{-14}$ & 41.35 & 12.47 & --3.203 & -- & 13.391 & 43.63 & absorption \\ 15~584 & J231851.8-423114 & $0.11432\pm0.00015$ & $1.460\times10^{-14}$ & 41.68 & 13.74 & --2.840 & -- & 13.985 & 43.85 & absorption \\ 15~631 & J232454.9-120459 & $0.0809\pm0.0005$ & $1.164\times10^{-14}$ & 41.27 & 15.81 & --2.110 & 40.30 & -- & -- & composite \\ 15~867 & J235340.6-102420 & $0.0742\pm0.0011$ & $1.972\times10^{-14}$ & 41.42 & 12.15 & --3.347 & -- & 13.985 & 43.47 & absorption \\ 15892 & J235405.7-101829 & $0.0739\pm0.0006$ & $7.687\times10^{-15}$ & 40.99 & 13.38 & --3.262 & -- & 13.780 & 43.53 & absorption \\ 15926 & J235418.1-102013 & $0.0804\pm0.0003$ & $1.349\times10^{-14}$ & 41.32 & 14.48 & --2.580 & 43.38 & 14.040 & 43.51 & emission \\ 15997 & J235629.1-343743 & $0.0523\pm0.0009$ & $1.437\times10^{-14}$ & 40.96 & 12.12 & --3.494 & -- & 13.136 & 43.49 & absorption \\ \hline \end{tabular} \end{table}