\begin{table}%T4
\par
\caption{\label{tab4}Longitudinal magnetic field of $\alpha$~And inferred from FORS1 measurements.}
%\centering
\par
\begin{tabular}{ccr}
\hline\hline
HJD & Phase  & $B_{\rm \ell}\pm \sigma_B$ (G)\\
\hline
2~452~910.592 &  0.07823 &  $  -379 \pm    103 $ \\
2~452~963.520 &  0.29486 &  $   +44 \pm     91 $    \\
   \hline 
\end{tabular}
\end{table}