\begin{table}%t3
\caption{\label{table:3}Parameters of the binary orbit for the star HD~50747.  The mass ratio is $M_1/M_2$~=~1.40.} 
%\centering
\small
\begin{tabular}{r c l} 
\hline\hline  
$P$ &=& 9.25 $\pm$ 0.01 d \\
$T_0$ &=& 2~454~165.8 $\pm$ 0.9 d \\
$\gamma$ &=& $-10.9$ $\pm$ 0.2 km~s$^{-1}$\\
$e$ &=& 0.073   $\pm$ 0.004\\
$K_1$ &=& 54.1 $\pm$ 0.3 km~s$^{-1}$\\
$K_2$ &=& 75.5 $\pm$ 0.3 km~s$^{-1}$\\
$\omega_1$ &=& 95.0 $\pm$ 2.3\degr\\
$a_1 \sin i$ &=& (6.85 $\pm$ 0.04) $\times 10^6$ km \\
$a_2 \sin i$ &=& (9.57 $\pm$ 0.04) $\times 10^6$ km \\
$M_1 \sin^3 i$ &=& 1.21 $\pm$ 0.01 $M_\odot$ \\
$M_2 \sin^3 i$ &=& 0.86 $\pm$ 0.01 $M_\odot$ \\
\hline  
\end{tabular}
\end{table}