\begin{table}%t7
\caption{\label{all_rot}Results of fitting a straight line to the rotation diagram for all of the stars in our sample.}
%\centering
 \small 
\begin{tabular}{cccc}
\hline \hline \noalign {\smallskip}
Star      & $T_{\rm{rot}}$ & $N_{\rm{tot}}$(H$_2$O) & Number of fitted \\
          &  (K)           & (10$^{18}$~cm$^{-2}$)  & Data points \\
\hline\noalign {\smallskip}
\object{VY CMa}    & $\rm 670^{+210}_{-130}$   & $70\pm12$    & 141 \\
\object{IK Tau}    & $\rm 590^{+150}_{-100}$   & $1.5\pm0.3$  & 140 \\
\object{TX Cam}    & $\rm 540^{+140}_{-90}$    & $3.7\pm0.9$  & 125 \\
\object{RX Boo}    & $\rm 500^{+110}_{-80}$    & $3.0\pm0.6$  & 125 \\
\object{IRC+10011} & $\rm 1400^{+1500}_{-500}$ & $5.6\pm1.3$  & 130 \\
\object{R Cas}     & $\rm 650^{+270}_{-150}$   & $8.4\pm2.3$  & 132 \\
\hline
\end{tabular}
%\vspace*{7mm}
\end{table}