\begin{table}%t2
%\centering
\par
\caption{\label{Table:1}Model parameters for VY~CMa. }
\begin{tabular}{lc|lc}
\hline \hline &  &  & \\[-2.5mm] %\noalign{\smallskip}
$T_{\rm eff}$ [K] & \emph{2800}$^{a}$ & $R_{\rm{dust}}$ [\Rstar] & \emph{10}$^a$ \\
 &  &  & \\[-2.5mm] \hline &  &  & \\[-2.5mm] 
$R_{\star}$ [$10^{14}$~cm] & \emph{1.6}\tablefootmark{a} &  $^{12}$CO/$^{13}$CO & 60 \\
$[$CO/H$_2]$ [$10^{-4}$]    & \emph{3} & n(o-H$_2$O)/n(H$_{\rm{tot}}$) & $3 \times 10^{-4}$  \\
distance  [pc] & \emph{1140}\tablefootmark{b} &  n(SiO)/n(H$_{\rm{tot}}$) & $3 \times 10^{-5}$  \\ 
$v_{\infty}$     [km~s$^{-1}$] &  \emph{35}\tablefootmark{a}&  n(HCN)/n(H$_{\rm{tot}}$) & $3 \times 10^{-6}$\\
\Mdot$(r)$ [\Msun~yr$^{-1}$] & $1.5 \times 10^{-4}$ & (o-H$_2$O)/(p-H$_2$O) & 1.27:1\\
\hline
\end{tabular}
\tablefoot{Numbers in italics are input parameters that have been kept fixed at the given value. \tablefoottext{a}{\citet{Decin2006AetA...456..549D};}
\tablefoottext{b}{\citet{Choi2008PASJ...60.1007C}.}}
\end{table}