\begin{table}%tB.2
\caption{Observations in radio wavelengths from the Giant Metrewave Radio 
Telescope (GMRT) and Radio Astronomical Telescope Academy Nauk (RATAN-600).}\label{tabB.2} 
%\centering
\small
\begin{tabular}{c c c c}
\hline\hline
 ($t-t_0$) (days)& Telescope & Band (GHz)& 3-$\sigma$ limit (mJy)\\
\hline
 13.0   & GMRT & 1.28 & 0.45 \\
 13.0   & RATAN-600 &  8.4 & 5.0 \\
\hline
\end{tabular}
\end{table}