\begin{table}%t2 \caption[]{\label{tab:1987_wd_vh}WD solutions from the 1987 light curve observations (165 per band). } { \begin{tabular}{lrrrr} \hline \hline\noalign{\smallskip} & $y$ & $b$ & $v$ & $u$\\ \hline\noalign{\smallskip} $i$ \, (\degr) & 89.80 & 89.63 & 89.83 & 89.81\vspace{-0.8mm}\\ & $\pm $3 & $\pm $2 & $\pm $2 & $\pm $4\\ $\Omega_{\rm p}$ & 14.504 & 14.465 & 14.395 & 14.397\vspace{-0.8mm}\\ & $\pm$22 & $\pm$33 & $\pm$38 & $\pm$49\\ $\Omega_{\rm s}$ & 14.738 & 14.666 & 14.725 & 14.720\vspace{-0.8mm}\\ & $\pm$17 & $\pm$34 & $\pm$40 & $\pm$56\\ $r_{\rm p}$$^{{a}}$ & 0.0737 & 0.0739 & 0.0743 & 0.0743\\ $r_{\rm s}$$^{{a}}$ & 0.0601 & 0.0604 & 0.0601 & 0.0602\\ $k$ & 0.815 & 0.817 & 0.809 & 0.810\\ $r_{\rm p} + r_{\rm s}$ & 0.1338 & 0.1343 & 0.1344 & 0.1345\\ $T_{\rm s}$ \, (K) & 4965 & 4984 & 4916 & 4962\vspace{-0.8mm}\\ &$\pm $6 & $\pm $5 &$\pm $7 &$\pm $7\\ $L_{\rm s}/L_{\rm p}$ & 0.286 & 0.256 & 0.199 & 0.172 \\ $LO_1$ \, (\degr) & 12.2 & 15.0 & 17.2 & 31.8\vspace{-0.8mm}\\ &$\pm $3.7 & $\pm $3.2 & $\pm $3.3 & $\pm $6.6\\ $AR_1$ \, (\degr) & 23.9 & 25.7 & 29.6 & 31.8\vspace{-0.8mm}\\ &$\pm $1.0 & $\pm $0.8 & $\pm$1.0 & $\pm $1.2\\ $LO_2$ \, (\degr) & 233.0 & 235.3 & 233.8 & 255.6\vspace{-0.8mm}\\ &$\pm $7.6 & $\pm $3.7 & $\pm $3.5 & $\pm $10.1\\ $AR_2$ \, (\degr) & 17.7 & 19.3 & 22.5 & 25.7\vspace{-0.8mm}\\ &$\pm $1.4 & $\pm$0.8 & $\pm $1.2 & $\pm $1.2\\ $\sigma$ \, (mmag.) & 6.2 & 6.2 & 7.7 & 9.1 \\ \hline \end{tabular}} \smallskip $^{a}$ Relative volume radius Note 1: $T_{\rm p}$ was assumed to be 5900 K; for orbital parameters and limb darkening coefficients see Table~\ref{tab:8788_ebop_vh}. Note 2: The errors quoted for the free parameters are the $formal$ probable errors determined from the iterative least squares solution procedure. \end{table}