\begin{table}%t3 %\centering \par \caption{\label{trial}Trial orbital and light-curve solutions aimed at determination of improved ephemeris for the binary.} \begin{tabular}{lccc} \hline\hline\noalign{\smallskip} & \fotel & \phoebe & \phoebe \\ Parameter & RV & LC & LC\&RV \\ \hline \noalign{\smallskip} $P_{\rm sidereal}$ & 5\fd732436(15)& 5\fd732436(3) & 5\fd732436(1) \\ $P_{\rm anom}$ & 5\fd732824(15)& 5\fd732798(3) & 5\fd732821 \\ $T_{\rm periastr.}$ & 2.780(46) & 2.7241(96)& 2.7775(34) \\ $T_{\rm min.~I}$ & 1.984 & 1.9641 & 1.9701 \\ $e$ & 0.0910(37) & 0.0858(41) & 0.0883(26) \\ $\omega$ ($^\circ$) & 149.2(3.0) & 145.6(3.9) & 149.1(2.3) \\ $\dot\omega$ ($^\circ$/d)& 0.00425(16)& 0.00397(29) &0.00422(11)\\ No. of obs. & 824 & 635 &824 + 635 \\ \hline \end{tabular} \tablefoot{The epochs of periastron passage are in HJD$-2454000$. The rms errors of the last two quoted digits are given in brackets after the respective values.} \end{table}