PROSAC: a submillimeter array survey of low-mass protostars - II. The mass evolution of envelopes, disks, and stars from the Class 0 through I stages

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Table 3:

Results of elliptical Gaussian and point source fits to the continuum visibilities for the Class I sources.
Source	Position		Size^a, FWHM	Flux (density)
	RA	Dec	$\theta_{1.1{\rm ~mm}}$	$F_{\rm 1.1~mm}$ ^b	$S_{\rm 850~\mu{\rm m}}$ (15 $\hbox {$^{\prime \prime }$ }$ )^c
	(J2000.0)	(J2000.0)	[ $\hbox {$^{\prime \prime }$ }$ ]	[mJy]	[mJy beam^-1]
TMR1	04 39 13.91	+25 53 20.63	$\ldots$ ^d	79^d	480
TMC1A	04 39 35.20	+25 41 44.35	0.69 $\times$ 0.40	256 (246)	780
TMC1A-2	04 39 34.80	+25 41 43.87	3.7 $\times$ 1.1	48 (26)	$\ldots$
IRS 43	16 27 26.91	-24 40 50.62	1.9 $\times$ 0.13	75 (56)	990
IRS 54	16 27 51.80^d	-24 31 45.4^d	$\ldots$	$\ldots$	$\ldots$
IRS 63	16 31 35.65	-24 01 29.55	0.63 $\times$ 0.0096	473 (459)	1220
GSS30-IRS3	16 26 21.71	-24 22 50.63	1.4 $\times$ 1.3	204 (144)	990
WL 12	16 26 44.19	-24 34 48.74	1.9 $\times$ 1.5	104 (64)	360
Elias 29	16 27 09.44	-24 37 19.99	5.8 $\times$ 1.8	109 (48)	590

^a Deconvolved size from Gaussian fit. ^b Flux density from Gaussian fit to SMA data in the (u,v)-plane. Number in parentheses from point source fit. ^cPeak flux at 850 $\mu$ m in JCMT 15 $\hbox {$^{\prime \prime }$ }$ single-dish beam. ^dTMR1 unresolved in SMA observations. Only result from point source fit listed. ^e IRS 54 undetected at the SMA; position from Spitzer Space Telescope observations.

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