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Table 2.
Spectral setups of the ALMA-IMF Large Program.
| ALMA | Spectral | Central | Bandwidth | Resolution (1) | Main spectral lines | |
|---|---|---|---|---|---|---|
| band | window | frequency | ||||
| (SPW) | [GHz] | [MHz] | [kHz] | [km s−1] | ||
| Band 6 | SPW0 | 216.200 | 234 | 122 | 0.17 | DCO+ (3–2), CH3OCHO, OC33S (18–17), HCOOH |
| SPW1 | 217.150 | 234 | 244 | 0.34 | SiO (5–4), DCN (3–2), 13CH3OH, CH3OCH3 | |
| SPW2 | 219.945 | 117 | 244 | 0.33 | SO (6–5), H CO (31, 2–21, 1), CH3OH |
|
| SPW3 | 218.230 | 234 | 122 | 0.17 | H2CO (3–2), O13CS (18–17), HC3N (24–23), CH3OCHO | |
| SPW4 | 219.560 | 117 | 122 | 0.17 | C18O (2–1), C2H5CN | |
| SPW5 | 230.530 | 468 | 974 | 1.27 | CO (2–1), CH3CHO, CH3OH, C2H3CN, C2H5OH | |
| SPW6 | 231.280 | 468 | 244 | 0.32 | 13CS (5–4), N2D+ (3–2), OCS (19–18), CH3CHO, CH3OH, | |
CH OH, C2H5CN |
||||||
| SPW7 | 232.450 | 1875 | 976 | 1.26 | H30α, CH3CHO, CH3OH, CH3OCHO, C2H5OH, C2H5CN, | |
| CH3OCH3, CH3COCH3, 13CH3CN (13–12), H2C34S (71, 7–61, 6) | ||||||
| Band 3 | SPW0 | 93.1734 | 117 | 61 | 0.2 | N2H+ (1–0), CH3OH |
| SPW1 | 92.2000 | 938 | 488 | 1.6 | CH3CN (5–4), H41α, CH CN, 13CS (2–1), 13CH3OH, CH3OCHO |
|
| SPW2 | 102.600 | 938 | 488 | 1.4 | CH3CCH (6–5), CH3OH, H2CS,C2H5CN, C2H5OH, CH3NCO | |
| SPW3 | 105.000 | 938 | 488 | 1.4 | H2CS, CH3OH, C2H3CN, C2H5OH, CH3OCH3 | |
Notes.
(1)
This is the same as Table 3 of Motte et al. (2022), but with slightly updated values for the achieved spectral resolutions.
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