\begin{table}%t4
 \caption{$B_{\rm l}$ values (in G) for the magnetic
field estimated in each individual observations of HD 232~862 and
KU Peg.}\label{tab4} %\centerline
{\begin{tabular}{l l r c }
\noalign{\smallskip} \hline \hline
Star & Date & \multicolumn{1}{c}{$B_{\rm l}$} & $\sigma_{B_{\rm l}}$ \\
 & dd/mm/yy & & \\
\hline
HD 232~862 & 07/12/06 & $-$40.37 & 4.85\\
HD 232~862 & 08/12/06& $-$16.86 & 6.00\\
HD 232~862 & 09/12/06& $-$27.21 & 10.43\\
HD 232~862 & 10/12/06& $-$17.78 & 5.55\\
KU Peg & 04/09/07 & $-$3.15 & 4.96\\
KU Peg & 05/09/07 & $-$9.02 & 4.44\\
\hline
\end{tabular}}
\end{table}