Table 7: Disk sizes from the ¹²CO $J\!=\!3\!\rightarrow\!2$ integrated intensities.
Radius (AU) Disk model

Literature^a $T_{\rm ex}=25$ K $T_{\rm ex}=30$ K $T_{\rm ex}=50$ K i $R_{\rm out}^c$ $T({\rm 1~AU})^b$

LkCa 15 425 620 559 422 57 290 170

LkCa 15^d 425 ... ... ... 57 450 100

TW Hya 200 238 215 162 3.5 165 140

HD 163296 310 778 701 530 65 680 180

MWC 480 695 722 650 492 30 400 170

^a See Table 2 for references.
^b Gas temperature at 1 AU. The radius of disk is taken to be 0.01 AU.
^c Values adopted in subsequent analysis.
^d Alternative fit to LkCa15 data.

**Table 7:** Disk sizes from the ¹²CO $J\!=\!3\!\rightarrow\!2$ integrated intensities.
		Radius (AU)	Disk model
	Literature^a	$T_{\rm ex}=25$ K	$T_{\rm ex}=30$ K	$T_{\rm ex}=50$ K	i	$R_{\rm out}^c$	$T({\rm 1~AU})^b$
LkCa 15	425	620	559	422	57	290	170
LkCa 15^d	425	...	...	...	57	450	100
TW Hya	200	238	215	162	3.5	165	140
HD 163296	310	778	701	530	65	680	180
MWC 480	695	722	650	492	30	400	170

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