\begin{table}%t10
\caption{\label{tmodelprof}Parameters of the envelope model used to fit the radial intensity profile of the 1.2~mm
continuum emission and the SED of MM1.}
%\centerline
{\begin{tabular}{lc}
\hline\hline
Parameter
&Value\\
\hline
Dust emissivity index $\beta$  &\phn1.5\phn\\
$T$ power-law index  &\phn0.36$^{a}$\\
$T$ at $1000$~AU (K)  &31\\
Density power-law index &\phn1.9\phn\\
Density at $1000$~AU (g~cm$^{-3}$) &$1.1 \times10^{-19}$\\
\hline
$R_{{\rm env}}^{b}$ (AU)     &$2.1 \times10^{4}$\\
Envelope mass$^{c}$ (\mo)  &6.0\\
\hline
\end{tabular}}
\medskip
$^a$~$2/(4+\beta)$.
$^b$~Radius for which the envelope density falls to a particle ambient density $n$(\hh) of $7.3 \times 10^{3}$~\cmt.
$^c$~Integrated up to $R_{{\rm env}}$. 
\end{table}