\begin{table}%t2
\caption{Positions, sizes, and continuum flux densities.\label{tablepos}}
\small%\centerline
{\begin{tabular}{lll ccccc}
\hline
 &RA	  &Dec	 &Major  &Minor	&PA  &Continuum	&Refs.\\
 &08$^{\rm h}$31$^{\rm m}$
	  &52$^\circ 45'$  &axis &axis &  &flux density
\\ 
{Data} &(J2000)  &(J2000) &(arcsec) &(arcsec) &(deg.) &(mJy) \\	     
\hline
\multicolumn{5}{l}{ {1.4~mm measurements:} }\\
1.4~mm usb (dust)  
        &41$\fs701$   
	&$17\farcs51$ 
	&$0\farcs57\pm 0\farcs05$
	&$0\farcs48\pm 0\farcs06$
	&$54^\circ\pm 25^\circ$
	&$16.9\pm 2.5$
	&1\\
1.4~mm lsb (CO98+dust)	
        &41$\fs702$   
	&$17\farcs49$ 
	&$0\farcs61 \pm 0\farcs03$
	&$0\farcs55\pm 0\farcs03$
	&$-14^\circ\pm 19^\circ$
        &---
	&1\\
CO(9--8) alone	
        &41$\fs700$   
	&$17\farcs49$
	&$0\farcs72\pm 0\farcs08$
	&$0\farcs60\pm 0\farcs08$
	&$-25^\circ\pm 28^\circ$
        &---
	&1\\
\multicolumn{5}{l}{ {3.2~mm measurements:} }\\
CO(4--3)
	&41$\fs693$  
	&$17\farcs63$
	&$0\farcs89\pm 0\farcs1$
	&$0\farcs43\pm 0\farcs1$
	&$11^\circ\pm 10^\circ$
        &$1.3\pm 0.2$
	&1\\
HCN(5--4)
	&41$\fs680$  
	&$17\farcs75$  &---    &---   &---  &$1.3\pm 0.2$   &2 \\
\multicolumn{5}{l}{ {Optical and cm-wave measurements:} }\\
Optical astrometry:
        &41$\fs68$
	&$17\farcs1$   &---   &---   &---  &---  &3 \\
HST NICMOS A image:  
        &41$\fs64$  
	&$17\farcs5$   &---   &---   &---  &---  &4 \\
VLA--90~cm & & & & &           &$5.1\pm 0.8$ &5  \\
VLA--20~cm
        &41$\fs708$  
	&$17\farcs44$   &---   &---   &--- &$3.05\pm 0.07$  &5 \\
VLA--3.6~cm 
        &41$\fs70$  
	&$17\farcs5$   &---   &---   &---  &$0.45\pm 0.03$  &4 \\
VLA--1.3~cm  
        &41$\fs70$  
	&$17\farcs5$   &---   &---   &---  &$0.41\pm 0.09$  &6 \\
\hline
\end{tabular}} \medskip
{\it References:} (1) This paper; (2) Wagg \etal (2005) 
and this paper; (3) Irwin et al.\ (1998) and private comm.; 
(4) Ibata et al. (1999);  (5) Ivison (2006); (6)~Lewis et al. (2002).
\\  
Estimated astrometric errors in the 1.4 and 3.2~mm  
positions are $\pm 0.01^{\rm s}$ in RA\ and $\pm 0\farcs1$ in Dec.
\end{table}