\begin{table}%t2
\par
 %{0.8}
 \vspace*{-1.5mm}
\caption {\label{tab2}Best-fit radiative transfer model parameters for Orion \iwater\ emission components.}
\vspace*{-3mm}
%\centering
\par
\begin{tabular}{lccccccc} \hline\hline\\[-4mm]
%\noalign{\smallskip}
\rule{0mm}{4.5mm}  & $\Delta v$ & $T_{\rm gas}$ & $n({\rm H_2})$ & 
   $T_{\rm dust}$\tablefootmark{\dagger} &   & $N($ortho/para-\iwater) & 
   ~\raisebox{-1mm}{Total Inferred}~ \\*[1mm]
\phantom{0}\hspace{4mm}Source\hspace{22.1mm}  & (km s$^{-1}$) & 
   (K) & (cm$^{-3}$) & (K) & $\theta_{\rm source}$ & (cm$^{-2}$) & 
   \water\ Abundance\tablefootmark{\ddagger} \\[0.5mm] %*[1.2mm]
   \hline\\[-4mm]
\rule{0mm}{5mm}Extended warm gas \dotfill\ &  2--8 & ~~75 & 2~$\times$~10$^6$ & 30 &
   20\asec\ & ~~7.4~$\times$~10$^{15}$~(ortho)~/~2.0~$\times$~10$^{15}$~(para)~~ 
   & 1.6~$\times$~10$^{-5}$ \\[0.5mm] %*[1.2mm]
Plateau \dotfill\ &  ~20--34~ & ~~188~~ & ~~2~$\times$~10$^6$~~ & 113.6 & 24\asec\ &
   1.2~$\times$~10$^{16}$~(ortho)~/~2.8~$\times$~10$^{15}$~(para) & 7.4~$\times$~10$^{-5}$ \\[0.5mm] %*[1.2mm]
Hot core \dotfill\  & 10 & ~150~ & 1~$\times$~10$^7$ & ~180~ & ~~5\asec\ & 
   1.5~$\times$~10$^{16}$~(ortho)~/~5.0~$\times$~10$^{15}$~(para) & 1.0~$\times$~10$^{-5}$ \\[0.5mm] %*[1.2mm]
   \hline
\end{tabular}
\vspace*{-2mm}
\tablefoot {\tablefoottext{\dagger}{Greybody fit to the Orion continuum of the form:~
$B_{\tilde{\nu~}}(T_{\rm dust}) \times\ (0.0233~\tilde{\nu})^{0.486}$, where $\tilde{\nu}$ 
is wavelength in wavenumbers.}
\tablefoottext {\ddagger}{Assumes $^{16}$O/$^{18}$O$~=~$500   and
$N$(H$_2)~=\:$3~$\times$~10$^{23}$,
1~$\times$~10$^{23}$, and 1~$\times$~10$^{24}$ cm$^{-2}$ in a 30\asec\ beam for
the extended ridge, plateau, and
hot core, respectively \citep{Blake87}.}
%\vspace{-4mm}
}
\end{table}