\begin{table}%t2
\caption{\label{trial1}Trial circular-orbit solutions for the RVs measured on the \ha emission wings.} 
%\centerline
 {\small \begin{tabular}{lrrrcccrr}
\hline\hline\noalign{\smallskip}
\ \ \ Element     &  Sol. 1 \ \ \   & Sol. 2 \ \ \  \\
\noalign{\smallskip}\hline\noalign{\smallskip}
$P$ (d) & 133.036 \p 0.050 & 132.987 \p 0.050 \\
$T_{\rm upper~con.}$&47057.5 \p 1.8 & 47058.8 \p 1.8   \\
$T_{\rm RV~max.}$&47024.2 \p 1.8   &47025.6 \p 1.8   \\
$K$ (\ks)         &6.53 \p 0.47     &7.43 \p 0.46     \\
rms (\ks)         &4.63           &4.75           \\
No. of RVs        &350            &341            \\
 \hline 
\end{tabular}}
\medskip
In solution~1 long-term variations were removed via spline functions and in solution~2 using different systemic velocities of subsets.
\end{table}