\begin{table}%T5
%\centering
\par
\renewcommand{\thetable}{\arabic{table}a}
\caption{Derived stellar and dust envelope parameters for $M_{\rm c}=0.565~M_{\odot}$.}
\label{tab5a}
\begin{tabular}{ccccccc} \hline\hline
IRAS & $r1$   & $d$     & $\theta$ & $\dot M$ & $\mu$ & $V_{\rm T}$\\
     & (cm) & (kpc) & ($\arcsec$) & $M_{\odot}$~yr$^{-1}$ & mas~yr$^{-1}$ & km~s$^{-1}$\\
\hline 
12584--4837 & $2.03\times10$$^{16}$ & 2.85 & 0.47 & $1.34\times10$$^{-5}$ &  9.96 & 134.89 \\
13266--5551 & $3.92\times10$$^{16}$ & 2.05 & 1.28 & $8.08\times10$$^{-6}$ &  8.22 &  79.52 \\
14331--6435 & $5.10\times10$$^{16}$ & 2.10 & 1.62 & $3.27\times10$$^{-5}$ &  6.75 &  66.66 \\
16206--5956 & $2.91\times10$$^{16}$ & 3.24 & 0.60 & $7.14\times10$$^{-6}$ &  3.96 &  60.55 \\
17203--1534 & $5.25\times10$$^{16}$ & 3.70 & 0.95 & $1.35\times10$$^{-5}$ &  9.90 & 173.80 \\
17311--4924 & $1.72\times10$$^{16}$ & 1.66 & 0.70 & $8.24\times10$$^{-6}$ &  4.75 &  37.52 \\
17423--1755 & $2.98\times10$$^{17}$ & 3.15 & 6.39 & $5.30\times10$$^{-5}$ &	 &        \\ 
17460--3114 & $9.93\times10$$^{15}$ & 0.30 & 2.19 & $1.86\times10$$^{-7}$ &  3.90 &   5.55 \\
18023--3409 & $3.12\times10$$^{16}$ & 2.46 & 0.58 & $1.25\times10$$^{-6}$ & 13.93 & 161.04 \\
18062+2410 & $9.13\times10$$^{15}$ & 4.48 & 0.14 & $1.03\times10$$^{-5}$ & 12.59 & 271.26 \\
18371--3159 & $3.14\times10$$^{16}$ & 5.04 & 0.41 & $7.69\times10$$^{-6}$ &  7.94 & 188.18 \\
18379--1707 & $3.00\times10$$^{16}$ & 3.10 & 0.64 & $1.12\times10$$^{-5}$ &	 &        \\
19590--1249 & $4.80\times10$$^{16}$ & 3.93 & 0.82 & $9.89\times10$$^{-6}$ &  7.56 & 143.34 \\
22023+5249 & $4.62\times10$$^{16}$ & 3.33 & 0.93 & $2.09\times10$$^{-5}$ &  4.96 &  78.37 \\
22495+5134 & $5.59\times10$$^{16}$ & 1.83 & 2.04 & $3.05\times10$$^{-6}$ &  2.97 &  25.60 \\
\hline
\end{tabular}
\end{table}