\begin{table}%t2
\caption{The derived expansion velocities  in  arcsec/day  along  with  their
uncertainties    for   the   expanding   dust  cloud in the different bands.
In parenthesis we report the corresponding values in~km~s$^{-1}$.}
\label{Table:velcloud}
\small%\centering
\par
\begin{tabular}{c c c c}
\hline\hline
Filter & Expansion vel. & $\pm$ & err \\
\hline
 $B$ & 16.2(0.222) & & 0.5(0.007) \\
 $V$ & 14.0(0.193) & & 0.6(0.009) \\
 $R$ & 13.5(0.185) & & 0.2(0.003) \\
 $I$ & 11.9(0.163) & & 0.4(0.005) \\
\hline
\end{tabular}
\end{table}