\begin{table}%t1 \caption{\label{t1}Photometric and stellar parameters of the spectroscopically confirmed white dwarfs.} \par %\centerline { \begin{tabular}{ccccccccccc} \hline \hline Name & $V$ & $B-V$ & $V-R_{\rm C}$ & $V-I_{\rm C}$ & $T_{\rm eff}$~(K) & $\log $ $g$~(cgs) & $M_{\star}$~($M_{\odot})$ & $t_{\rm cool}$~(Gyr) & $d$~(pc)$^*$\\ \hline OACDF122406.4-124855 & 19.44 $\pm$ 0.03 & --0.10 $\pm$ 0.05 & --0.02 $\pm$ 0.04 & 0.61 $\pm$ 0.06 & 32,400 $\pm$ 1,300 & 8.40 $\pm$ 0.90 & 0.88 $\pm$ 0.34 & $<$0.13 & 620 $\pm$ $^{610}_{350}$\\ OACDF122429.3-131413 & 19.57 $\pm$ 0.04 & 0.24 $\pm$ 0.07 & 0.04 $\pm$ 0.06 & 0.03 $\pm$ 0.07 & 10,700 $\pm$ 300 & 7.92 $\pm$ 0.05 & 0.56 $\pm$ 0.02 & 0.44 $\pm$ 0.04 & 350 $\pm$ 20\\ \hline \end{tabular}} \par \medskip $^*$ Taking into account galactic extinction the distances are reduced by 20--25 pc. \end{table}