\begin{table}%t5
%\centering
\par
\caption{Spectroscopic orbital solution for AD~Boo.
$T$ is the time of central primary eclipse.}\label{tab:adboo_orb}
\small \begin{tabular}{lr} \hline   
\hline    
Parameter            & \multicolumn{1}{c}{Value} \\ 
\hline
Adjusted quantities:            &   \\ 
$K_{\rm p}$~(\kms)                     &$106.13 \pm 0.19 $  \\
$K_{\rm s}$~(\kms)                     &$124.11 \pm 0.36 $  \\
$\gamma$~(\kms)                  &$-16.52 \pm 0.13 $  \\
\noalign{\smallskip}  
Adopted quantities:             &     \\
$P$~(days)                      &  2.06880704 \\
$T$~(HJD$-$2~400~000)         &  49311.43169 \\
$e$                             &  0.00          \\ 
\noalign{\smallskip}  
Derived quantities:             &      \\
$M_{\rm p} \sin^3i~ {(M_{\sun})}$       & $ 1.4103 \pm 0.0089 $ \\
$M_{\rm s} \sin^3i~ {(M_{\sun}})$       & $ 1.2061 \pm 0.0056 $ \\
$a_{\rm p} \sin i$~($10^6$~km)              & $ 3.0193 \pm 0.0053 $ \\
$a_{\rm s} \sin i$~($10^6$~km)              & $ 3.5307 \pm 0.0103 $ \\
$a \sin i~ {(R_{\sun})}$          & $ 9.411  \pm 0.017  $ \\
\noalign{\smallskip}  
Other quantities pertaining to the fit:  &      \\
$N_{\rm obs}$                      &   124 \\
Time span (days)               &  3074 \\
$\sigma_{\rm p}$~(\kms)              &  1.63 \\
$\sigma_{\rm s}$~(\kms)              &  3.15 \\
\hline
\end{tabular}            
\end{table}