\begin{table}%t3
\caption{\label{maser}Line parameters for the detected maser lines.}     
%\centering
\par
\begin{tabular}{c c c c c c c c}        
\hline\hline \noalign{\smallskip}                
 && ${T_{\rm MB}}$ peak (K)  & Profile ${T_{\rm MB}}$ area (K ~ km~s$^{-1}$) &   \\
Species   & Transition   &  Bright temp. estimate  & Bright temp. estimate  & ${V_{\rm lsr}}$ (km~s$^{-1}$)    \\
\hline
H$_{2}$O     &  10$_{2~ 9}$--9$_{3~ 6}$ & 1.36  & 4.31   & 33.4       \\
             &  5$_{1~ 5}$--4$_{2~ 2}$  & 2.09  & 37.9  & 35.0       \\       
\hline
$^{28}$SiO   &  $V=1$, 7--6         & 0.44   & 3.64   & 32.5        \\
             &  $V=1$, 8--7         & 0.29   & 1.00   & 34.6       \\
             &  $V=3$, 7--6         & 0.36 & 1.22   & 33.4       \\
\hline
 $^{29}$SiO  & $V=1$, 7--6         & 0.41  & 1.63  & 32.9         \\
\hline
 $^{30}$SiO  & $V=1$, 8--7         & 1.40  & 5.4   & 33.8         \\
\hline                                    
\end{tabular}
\end{table}