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Table 2.
Line transitions and instrument used.
| Line (Transition) | Rest frequency ν | Instrument |
|---|---|---|
| (GHz) | ||
| (1) | (2) | (3) |
| 12CO J = 3 → 2 | 345.79 | APEX |
| 12CO J = 5 → 4 | 576.27 | HIFI |
| 12CO J = 6 → 5 | 691.47 | HIFI |
| 12CO J = 9 → 8 | 1036.91 | HIFI |
| 13CO J = 3 → 2 | 330.59 | APEX |
| 13CO J = 6 → 5 | 661.07 | HIFI |
| 13CO J = 9 → 8 | 991.33 | HIFI |
| HCN J = 4 → 3 | 354.50 | APEX |
| HCN J = 6 → 5 | 531.72 | HIFI |
| HCN J = 7 → 6 | 620.30 | HIFI |
| HCN J = 12 → 11 | 1062.98 | HIFI |
| HNC J = 3 → 2 | 271.98 | APEX |
| HNC J = 4 → 3 | 362.63 | APEX |
| HNC J = 6 → 5 | 543.89 | HIFI |
| HNC J = 7 → 6 | 634.51 | HIFI |
| HCO+J = 4 → 3 | 356.73 | APEX |
| HCO+J = 6 → 5 | 356.73 | HIFI |
| HCO+J = 7 → 6 | 356.73 | HIFI |
| CS J = 6 → 5 | 293.91 | HIFI |
| CS J = 7 → 6 | 342.88 | HIFI |
| CS J = 10 → 9 | 489.75 | HIFI |
| CS J = 12 → 11 | 538.69 | HIFI |
| CS J = 13 → 12 | 587.62 | HIFI |
| [CI] 3P1→3P0 | 492.16 | HIFI |
| CH 2Π1/2 J = 3/2–1/2 | 532.72 | HIFI |
| CH 2Π1/2 J = 3/2–1/2 | 536.76 | HIFI |
| CH 2Π3/2 J = 5/2–3/2 | 1656.97 | HIFI |
Notes. Col. (1): line and rotational transition (J); Col. (2): frequency of the molecule in giga hertz (GHz); Col. (3): instrument used for the observation.
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