\begin{table}%t15
\caption{\label{tab15}Orbital parameters for the 9.02-d period. 
}
%\centering
\par
\begin{tabular}{lr}
\hline\hline\noalign{\smallskip}
Parameter  & Value  \\
\hline 
Period [days]  &  9.021 $\pm$ 0.019\\
$T_{\rm periastron}$ [JD] & 2~454~446.16 $\pm$   0.09 \\
$K$ [m~s$^{-1}$] & 5.90 $\pm$  0.83\\
$e$ (fixed)              & 0.0  $\pm$ 0.05 \\
$m$  [$M_{\oplus}$]       & 16.7 $\pm$ 0.42\\
$a$ [AU] & 0.08 \\
Reduced $\chi^2$  & 1.24  \\
\hline
\end{tabular}
\end{table}