Open Access
Table 3
Spectral setup of the ALMA-IMF Large Program.
| ALMA | Spectral | Frequency | Bandwith | Resolution | Main spectral lines | |
|---|---|---|---|---|---|---|
| band | window | [GHz] | [MHz] | [kHz] | [kms−1] | |
| Band 6 | SPW0 | 216.200 | 234 | 244 | 0.34 | DCO+ (3−2), CH3OCHO, OC33S (18−17), HCOOH |
| SPW1 | 217.150 | 234 | 282 | 0.39 | SiO (5−4), DCN (3−2), 13CH3OH, CH3OCH3 | |
| SPW2 | 219.945 | 117 | 282 | 0.38 | SO (6−5),  , CH3OH |
|
| SPW3 | 218.230 | 234 | 244 | 0.33 | H2CO (3−2), O13CS (18−17), HC3N (24−23), CH3OCHO | |
| SPW4 | 219.560 | 117 | 244 | 0.33 | C18O (2−1), C2H5CN | |
| SPW5 | 230.530 | 469 | 969 | 1.3 | CO (2−1), CH3CHO, CH3OH, C2H3CN, C2H5OH | |
| SPW6 | 231.280 | 469 | 488 | 0.63 | 13CS (5−4), N2D+ (3−2), OCS (19−18), CH3CHO, CH3OH,  , C2H5CN |
|
| SPW7 | 232.450 | 1875 | 1130 | 1.5 | H30α, CH3CHO, CH3OH, CH3OCHO, C2H5OH, C2H5CN, CH3OCH3, CH3COCH3,13CH3CN (13−12), H2C34S (71,7−61,6), HC(O)NH2 | |
| Band 3 | SPW0 | 93.1734 | 117 | 71 | 0.23 | N2H+ (1−0), CH3OH |
| SPW1 | 92.2000 | 938 | 564 | 1.8 | CH3CN (5−4), H41α,  , 13CS (2−1), 13CH3OH, CH3OCHO |
|
| SPW2 | 102.600 | 938 | 564 | 1.6 | CH3CCH (6−5), CH3OH, H2CS,C2H5CN, C2H5OH, CH3NCO | |
| SPW3 | 105.000 | 938 | 564 | 1.6 | H2CS, CH3OH, C2H3CN, C2H5OH, CH3OCH3 | |
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