\begin{table}%t3
\renewcommand{\arraystretch}{1.25}
\caption{\label{tab3}Slopes and regression coefficients ($r$) of the
least-square linear fits to the $\it BVRI$~magnitude variations of~S5~0716+71, during 19$-$23~November~2003.}
%\centering
\par
\begin{tabular}{lcc}
\hline \hline
Filters & $\rm slope\pm\sigma$ & $r$  \\
\hline
\par
$B$ & $ -0.197 \pm 0.013$& --0.90 \\
$V$ & $ -0.194 \pm 0.013$& --0.90 \\
$R$ & $ -0.198 \pm 0.012$& --0.92 \\
$I$ & $ -0.179 \pm 0.012$& --0.89 \\
\hline
\end{tabular}
\end{table}