Table 1.
Properties of the molecular lines and images analysed in this work.
| Molecule | Transition | Frequency | log10(Aij) | Eup | gu | Beam | Δv | Peak rms (*) | Disk int. flux |
|---|---|---|---|---|---|---|---|---|---|
| (GHz) | (s−1) | (K) | kms−1 | (mJy beam−1) | (mJy km s−1) | ||||
| C18O | 3–2 | 329.3305525 | −5.6631 | 31.6 | 7 | 0 20 × 0 16 (65°) |
0.23 | 58.45 5.10 | 896.5 ± 90 |
| SO2 | 53, 3–42, 2 | 351.2572233 | −3.0672 | 35.9 | 11 | 0 55 × 0 44 (80°) |
1.7 | 34.33 0.91 | 305.1 ± 31 |
| SO2 | 144, 10–143, 11 | 351.8738732 | −3.4644 | 135.9 | 29 | 0 55 × 0 44 (80°) |
1.7 | 13.87 0.91 | 124.9 ± 12 |
| 34SO2 | 63, 3–52, 4 | 362.1582327 | −3.4839 | 40.7 | 13 | 0 53 × 0 42 (80°) |
1.7 | 12.11 1.20 | 87.3 ± 9 |
| SO | 12–01 | 329.3854770 | −4.8467 | 15.8 | 3 | 0 20×0 16 (65°) |
1.7 (**) | 13.62 2.49 | 166.9 ± 17 |
| CS | 7–6 | 342.8828503 | −3.0774 | 65.8 | 15 | 0 20×0 16 (65°) |
0.23 | – 8.23 | < 348 ± 35 |
Notes. (*)Per channel. (**)The native channel width of these data is 0.23 km s−1. The values for the line frequencies, Einstein A coefficients, and upper energy levels (Eup) and degeneracies (gu) are taken from the Cologne Database for Molecular Spectroscopy (CDMS; Müller et al. 2005).
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