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Table 1.
Spectral setup of the ALMA-IMF Large Program.
| ALMA | Spectral | Frequency | Bandwidth | Resolution | Bright contaminant lines | |
|---|---|---|---|---|---|---|
| band | window | [GHz] | [MHz] | [kHz] | [km s−1] | |
| Band 6 | SPW0 | 216.200 | 234 | 244 | 0.34 | |
| SPW1 | 217.150 | 234 | 282 | 0.39 | SiO(5-4) | |
| SPW2 | 219.945 | 117 | 282 | 0.38 | SO(6-5) | |
| SPW3 | 218.230 | 234 | 244 | 0.33 | H2CO(3-2), O13CS(18-17), HC3N(24-23) | |
| SPW4 | 219.560 | 117 | 244 | 0.33 | C18O(2-1) | |
| SPW5 | 230.530 | 469 | 969 | 1.3 | CO(2-1), CH3OH | |
| SPW6 | 231.280 | 469 | 488 | 0.63 | 13CS(5-4), N2D+(3-2), OCS(19-18), CH3OH | |
| SPW7 | 232.450 | 1875 | 1130 | 1.5 | H30α (RRL), CH3OH | |
| Band 3 | SPW0 | 93.1734 | 117 | 71 | 0.23 | N2H+(1-0) |
| SPW1 | 92.2000 | 938 | 564 | 1.8 | CH3CN(5-4), H41α (RRL) | |
| SPW2 | 102.600 | 938 | 564 | 1.6 | CH3CCH(6-5), CH3OH, H2CS(3-2) | |
| SPW3 | 105.000 | 938 | 564 | 1.6 | CH3OH | |
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