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Table 1
Spectroscopic and observational parameters of the transitions used in this paper.
| Transition | Frequency | E up | A | Instrument/band | Beam-size | η mb |
| (MHz) | (K) | (s-1) | (″) | |||
|
|
||||||
| CH+ 1−0 | 835 137.5 | 40.1 | 6.36 × 10-3 | HIFI, band 3a | 26.5 | 0.75 |
| CH+ 2−1 | 1 669 281.3 | 120.2 | 6.10 × 10-2 | HIFI, band 6b | 15.0 | 0.72 |
| CH+ 3−2 | 2 501 440.5 | 240.2 | 2.20 × 10-1 | PACS | 9.41 | |
| CH+ 4−3 | 3 330 629.7 | 400.1 | 5.38 × 10-1 | PACS | 9.41 | |
| CH+ 5−4 | 4 155 872.0 | 599.5 | 1.07 | PACS | 9.41 | |
| CH+ 6−5 | 4 976 201.4 | 838.3 | 1.86 | PACS | 9.41 | |
|
|
||||||
| 13CH+ 1−0 | 830216.1 | 39.9 | 5.83 × 10-3 | HIFI, band 3a | 26.5 | 0.75 |
|
|
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| SH+NJ = 12−01, F = 3/2−1/2 | 526 038.7 | 25.3 | 7.99 × 10-4 | HIFI, band 1a | 44.2 | 0.76 |
| SH+NJ = 12−01, F = 5/2−3/2 | 526 047.9 | 25.3 | 9.59 × 10-4 | HIFI, band 1a | 44.2 | 0.76 |
| SH+NJ = 12−01, F = 3/2−3/2 | 526 124.9 | 25.3 | 1.60 × 10-4 | HIFI, band 1a | 44.2 | 0.76 |
| SH+NJ = 11−01, F = 3/2−1/2 | 683 336.1 | 32.8 | 2.90 × 10-4 | HIFI, band 2a | 33.2 | 0.75 |
| SH+NJ = 11−01, F = 1/2−1/2 | 683 362.0 | 32.8 | 1.16 × 10-3 | HIFI, band 2a | 33.2 | 0.75 |
| SH+NJ = 11−01, F = 3/2−3/2 | 683 422.3 | 32.8 | 1.45 × 10-3 | HIFI, band 2a | 33.2 | 0.75 |
| SH+NJ = 11−01, F = 1/2−3/2 | 683 448.2 | 32.8 | 5.79 × 10-4 | HIFI, band 2a | 33.2 | 0.75 |
|
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| CF+ 5–4 | 512 846.5 | 73.8 | 8.21 × 10-4 | HIFI, band 1a | 44.2 | 0.76 |
| CF+ 6–5 | 615 365.6 | 103.4 | 1.44 × 10-3 | HIFI, band 1b | 44.2 | 0.76 |
|
|
||||||
| 13CF+ 5–4 | 488 664.3 | 70.0 | 7.10 × 10-4 | HIFI, band 1a | 44.2 | 0.76 |
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