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Table 5

CN outer radii and line detections.

Source Radius T 0 Line width Detection?
(AU) (K)  km s-1 13CO H2CO SO

FN Tau  <170 15 Cloud
CW Tau  <170 15 Disk
CIDA-1  <170 15
BP Tau  <250 30
DE Tau  <250 15
RY Tau 310 30 0.82  ±  0.27 Disk
T Tau 1230 30 2.96  ±  0.02 Yes Yes
Haro 6-5B 310 15 3.12  ±  1.17 Yes
FT Tau 310 15 1.69  ±  0.34
DG Tau-B 450 15 2.12  ±  0.30 Yes Yes
DG Tau 700 30 2.11  ±  0.09 Yes Yes
Haro 6-10 660 30 1.50  ±  0.04 Yes Yes
IQ Tau 560 15 4.92  ±  0.53 Disk
LkHa 358  <240 15 Disk Yes
HH 30  <270 15 (Disk) Yes
HL Tau 250 30 1.79  ±  0.44 Yes Yes
HK Tau 320 30 8.56  ±  1.96
Haro 6-13 280 15 Yes
GG Tau 490 30 2.28  ±  0.32 Disk Yes
UZ Tau E 310 30 6.58  ±  1.23 Disk
04302+2247 190 30 2.99  ±  0.47 Disk Yes Yes
DL Tau 560 15 1.96  ±  0.16 Yes
DM Tau 610 15 1.44  ±  0.11 Disk Yes
AA Tau 300 15 0.95  ±  0.26 Disk
DN Tau 490 15 3.21  ±  0.42 Yes
DO Tau 310 15 0.50  ±  0.17 Disk Yes
HV Tau C 310 30 5.97  ±  0.87 Disk
Haro 6-33 260 30 3.05  ±  0.68 Yes
DQ Tau  <210 15
DR Tau  <420 15
DS Tau  <310 30 Yes
UY Aur  <300 30 Disk Yes
AB Aur  <250 30 Disk Yes
SU Aur  <140 30 Disk
MWC 480 520 30 4.54  ±  0.34 Disk
CB 26 350 15 2.92  ±  1.00 Yes Yes
CIDA-8  <290 15 Cloud
CIDA-11  <540 15
RW Aur  <280 30
MWC 758  <450 30 Disk
CQ Tau  <190 30 Disk Yes
HD 163296a 760 30 4.16  ±  0.11 Disk Yes

Notes. The assumed distance is D = 140 pc, except for HD 163296 (a, D = 120 pc). For 13CO, sources in which the emission partially originates from a disk are indicated. For H2CO, no distinction is made upon the origin of the emission, apart from the two likely cases of cloud confusion FN Tau and CIDA-8.

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