\begin{table}%t3
%\centering
\par
\caption{\label{tab3}Swift UVOT optical/$UV$~magnitudes and 3$\sigma$ upper limits of 00291+59.}
\begin{tabular}{ccl}
\hline\hline\noalign{\smallskip}
Date&MJD&Magnitudes\\
\hline
2008-08-15&54693.7& $UVW2 = 19.70 \pm 0.11$ \\
2008-08-21&54699.9& $B > 20.57$; $UVW2 > 20.40$ \\
2008-08-23&54701.9& $UVW2 > 20.13$ \\
2008-08-27&54705.6&$V > 18.63$; $B > 20.71$; $U > 20.31$ \\
          &       &$UVW1 > 20.49$; $UVM2 > 20.36$\\
          &       &$UVW2 > 20.98$ \\
2008-08-29&54707.9&$B = 21.13 \pm 0.19$ \\
2008-08-30&54708.6&$UVW2 > 21.48$ \\
2008-09-04&54713.5&$UVW1 > 21.44$ \\
2008-09-20&54729.1&$B = 19.22 \pm 0.16$; $UVW1 > 18.62$ \\
          &       &$UVW2 = 20.11 \pm 0.21$ \\
2008-10-23&54762.9&$UVM2 > 21.41$ \\
\hline
\end{tabular}
\vspace*{2.5mm}
\end{table}