\begin{table}%t1
%\centering
\par
\caption{\label{tab:Obs}Summary of these 19 WSRT observations.}
\par
\small\begin{tabular}{c c c c}
\hline \hline
Epoch      & Days since & Time on     & Frequency \\
           & burst      &  source (min)& (MHz)    \\
\hline
January 4  &  7.6  &   54   & 1300 \\
January 4  &  7.6  &   91   & 350  \\   
January 5  &  8.6  &   462  & 850 \\      
January 7  &  10.5 &   107  & 1300  \\
January 7  &  10.5 &   107  & 350  \\
January 7  &  10.5 &   107  & 850  \\
January 10 &  13.6 &   78   & 1300 \\
January 10 &  13.6 &   71   & 350  \\
January 10 &  13.6 &   71   & 850  \\
January 16 &  19.6 &  181   & 350 \\
January 16 &  19.6 &  181   & 850 \\
January 20 &  23.6 &  181   & 350 \\
January 20 &  23.6 &  165   & 850 \\ 
January 23 &  26.6 &  198   & 350 \\
January 23 &  26.6 &  198   & 850 \\
January 29 &  32.6 &  196   & 350 \\
January 29 &  32.6 &  196   & 850 \\
April 30/May 1 & 124.3 & 444 & 350 \\
May 2          & 125.2 & 464 & 850 \\
\hline
\end{tabular}
\end{table}