\begin{table}%[!]%t1
\par
\caption {\label{tab1}Fixed and varied parameters in water-line fits.}
\vspace*{-2.5mm}
%\centering
\par
\begin{tabular}{lccc} 
\hline\hline
\rule{0mm}{5mm} & ~Peak $T_A^*$~ & \vlsr\ & ~{\it FWHM}~ \\*[0.1mm]
\hspace{4mm}
Source\hspace{24mm} & (K) & ~(km s$^{-1}$)~ & (km s$^{-1}$) \\*[1mm] \hline
\rule{0mm}{5mm}Plateau \dotfill\ & Varied & $+$6.9~ & Varied \\*[0.8mm]
Hot Core \dotfill\ & Varied & $+$5.2~ & 10.0 \\*[0.8mm]
Extended warm gas \dotfill\ & Varied & ~~$+$8.25~ & ~~2--8\tablefootmark{\dagger} \\*[0.8mm]
Narrow absorption \dotfill\ & Varied & ~~$+$6.88~ & 6.70 \\*[0.8mm]
Broad absorption \dotfill\ & Varied & $-$5.1~~~ & 30.0 \\*[0.8mm] \hline
\end{tabular}
\vspace*{-2mm}
\tablefoot{\tablefoottext {\dagger}{The {\it FWHM} was constrained to 
vary between only~2 and 8\kms.}}
\vspace{-2mm}
\end{table}