Table 4
Characteristics of the unexpected emission lines detected in W43-MM1.
| Species | Frequency | Eup | Tmb | Δυb | ∫Tdυ |
| (GHz) | (K) | (mK) | (km s-1) | (K km s-1) | |
|
|
|||||
| NH2CHO | 84.542 | 7 | 190 | 6.51(9) | 1.35(2) |
| CH3OCH3 | 203.383 | 9 | 430 | 5.3(5) | 2.5(3) |
| CH3OCH3 | 203.406 | 113 | 430 | 3.8(7) | 1.8(2) |
| CH3OCH3 | 203.418 | 9 | 370 | 5.3(4) | 2.2(3) |
| CH3CHOa | 211.936 | 444 | 260 | 6(1) | 1.6(3) |
| CH3CHO | 211.957 | 216 | 210 | 6(2) | 1.3(4) |
Notes. Numbers in brackets indicate the error bar associated to the last decimal written.
Uncertain assignment due to the high level of the upper energy. It could be C3H7CN, as discovered by Belloche et al. (2009) or a SO2 extension of the main emission at Δυ = −6.2 km s-1 induced by outflows.
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