\begin{table}%t5
\caption{\label{eqws}Equivalent widths of absorption lines.}
%\centering
\par
\begin{tabular}{ccc}
\hline\hline \noalign{\smallskip}
Object   & 6430.84 (Fe I)& 6439.07 (Ca I)\\
         & \AA & \AA\\
\hline
HD~138716 (K1~IV) & 0.172 & 0.191\\
HD~152311 (G5~IV) & 0.126 & 0.166\\
HD~59468 (G5~V)   & 0.123 & 0.166\\
G-type component & 0.064 $\pm$ 0.002 & 0.078 $\pm$ 0.001\\
$\alpha$~Boo (K1~III) & 0.213 & 0.217\\
\hline
\end{tabular}
\end{table}