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Table 1
CH3OH line data for the observed transitions, adopted from the CDMS (Cologne Database of Molecular Spectroscopy, Müller et al. 2005).
| Frequency |
|
Eu | Transition |
| MHz | D2 | K | k type |
|
|
|||
| 337 969.414 | 5.55 | 390.1 | −1 A νt = 1 |
| 338 124.502 | 5.65 | 78.1 | 0 E |
| 338 344.628 | 5.55 | 70.6 | −1 E |
| 338 404.580 | 1.49 | 243.8 | +6 E |
| 338 408.681 | 5.66 | 65.0 | 0 A |
| 338 430.933 | 1.50 | 253.9 | −6 E |
| 338 442.344∗ | 1.49 | 258.7 | +6 A |
| 338 442.344∗ | 1.49 | 258.7 | −6 A |
| 338 456.499 | 2.76 | 189.0 | −5 E |
| 338 475.290 | 2.76 | 201.1 | +5 E |
| 338 486.337∗ | 2.77 | 202.9 | +5 A |
| 338 486.337∗ | 2.77 | 202.9 | −5 A |
| 338 504.099 | 3.80 | 152.9 | −4 E |
| 338 512.627∗ | 3.81 | 145.3 | −4 A |
| 338 512.639∗ | 3.81 | 145.3 | +4 A |
| 338 512.856∗ | 5.23 | 102.7 | −2 A |
| 338 530.249 | 3.82 | 161.0 | +4 E |
| 338 540.795∗ | 4.60 | 114.8 | +3 A |
| 338 543.204∗ | 4.60 | 114.8 | −3 A |
| 338 559.928 | 4.64 | 127.7 | −3 E |
| 338 583.195 | 4.62 | 112.7 | +3 E |
| 338 614.999 | 5.68 | 86.1 | +1 E |
| 338 639.939 | 5.23 | 102.7 | +2 A |
| 338 721.630 | 5.14 | 87.3 | +2 E |
| 338 722.940 | 5.20 | 90.9 | −2 E |
Notes. All lines are from the J = 7 → 6 band, and throughout the paper a notation like “ − 6 E” refers to the J = 7-6 → 6-6 E transition. Blended lines are indicated by a ∗.
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