\begin{table}%t7
\caption{\label{table:parameters}Linear radii, masses, and H$_2$ column and volume-averaged number
densities of all detected submm sources.}
%\centerline
 {
\begin{tabular}{c c c c c}
\hline\hline 
       & $R$ & $M_{\rm cont}$ & $N({\rm H_2})$ & $ \langle n({\rm H_2}) \rangle $\\ 
Source & [pc] & [$M_{\odot}$] & [$10^{22}$~cm$^{-2}$] & [$10^5$~cm$^{-3}$]\\  
\hline
IRAS~05399-0121 & 0.03 & 3.6 & 2.61 & 7.5\\ 
SMM~1    & 0.06 & 11.8 & 3.89 & 3.1\\
SMM~2    & 0.03 & 2.8 & 1.99 & 5.8\\
SMM~3    & 0.02 & 7.2 & 7.80 & 51.1\\
IRAS~05405-0117 & 0.05$^{a}$ & 1.5$^a$ & 0.76 & 0.7$^a$\\
SMM~4   & 0.04 & 3.8 & 1.98 & 3.4\\
SMM~5   & 0.04 & 2.3 & 1.51 & 2.1\\
SMM~6    & 0.10 & 9.9 & 2.45 & 0.6\\
Ori~B9~N        & 0.05 & 3.9 & 1.51 & 1.7\\
SMM 7   & 0.03 & 3.1 & 3.01 & 6.5\\
IRAS~05412-0105 & --$^{b}$ & 0.8 & 0.63 & --$^b$\\
IRAS~05413-0104 & 0.03 & 1.0 & 1.85 & 2.2\\
\hline 
\end{tabular}}
\medskip
\par
$^{a}$ These values include both the IRAS~05405-0117 and Ori~B9~E.\\
$^{b}$ Deconvolving the angular size was not possible, and thus the radius and number density could not be estimated.
\end{table}