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Table 2

Gaussian fits and 3σ upper limits for sources in the sample.

Star Transition Area VLSR
Jy km s−1 km s−1
GV Tau CS 3–2 16.2 ± 0.3 6.677 ± 0.008
H2CO 211–110 4.4 ± 0.2 6.769 ± 0.022
H2S 110–101 2.3 ± 0.3 6.702 ± 0.049

HL Tau CS 3–2 4.9 ± 0.2 6.649 ± 0.024
H2CO 211–110 1.1 ± 0.1 6.733 ± 0.108
H2S 110–101 1.0 ± 0.2 6.398 ± 0.187

T Tau CS 3–2 11.9 ± 0.1 8.395 ± 0.009
H2CO 211–110 7.73± 0.09 8.315 ± 0.012
H2S 110–101 3.8 ± 0.2 8.152 ± 0.049

UY Aur CS 3–2 2.92 ± 0.07 6.266 ± 0.014
H2CO 211–110 0.75 ± 0.06 6.141 ± 0.037
H2S 110–101 0.7 ± 0.1 6.296 ± 0.113

AA Tau CS 3–2 <0.28
H2CO 211–110 <0.26
H2S 110–101 <0.66

DL Tau CS 3–2 <0.21
H2CO 211–110 <0.25
H2S 110–101 <0.78

FS Tau CS 3–2 1.19 ± 0.08 7.917 ± 0.046
H2CO 211–110 0.29 ± 0.04 7.880 ± 0.080
H2S 110–101 <0.70

RY Tau CS 3–2 <0.29
H2CO 211–110 <0.23
H2S 110–101 <0.80

XZ Tau CS 3–2 4.0 ±0.1 6.292 ± 0.012
H2CO 211–110 0.79 ± 0.06 6.197 ± 0.044
H2S 110–101 <0.75

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