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Table 6
Gas temperatures T and column densities Ntot from RTDs and Weeds modelling of the APEX (upper part) and SMA (lower part) spectra.
| RTD | Weeds | |||||
| Source | Molecule | T | N tot | Abundance | T | N tot |
| (K) | (1013 cm-2) | (10-10) | (K) | (1013 cm-2) | ||
|
|
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| W33 Main1 | H2CO | 39 | 1.4 | 2.0 | 40 | 3.4 |
| W33 A1 | H2CO | 52 | 2.2 | 1.9 | 30 | 2 |
| W33 A1 | H2CO | 55 | 2.5 | |||
| W33 B1 | H2CO | 63 | 3.1 | 8.7 | 30 | 2 |
| W33 B1 | H2CO | 60 | 2.5 | |||
| W33 B | H2CO | 98 | 5.5 | 3.4 | 30 | 2.3 |
| W33 B | H2CO | 100 | 5.9 | |||
| W33 A | H2CO | 96 | 16.1 | 8.2 | 40 | 9 |
| W33 A | H2CO | 100 | 16 | |||
| W33 Main | H2CO | 80 | 31.8 | 8.7 | 50 | 20.0 |
| W33 Main | H2CO | 100 | 42.0 | |||
| W33 Main | CH3OH | 61 | 116 | 31.9 | 40 | 130 |
| W33 Main | CH3CCH | 59 | 159.6 | 43.9 | 59 | 340 |
|
|
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| W33 B | HNCO | 351 | 161.3 | 280 | 250 | |
| W33 B | CH3CN | 335 | 83.1 | 350 | 300 | |
| W33 B | CH3OH | 219 | 4194.3 | 350 | 300 | |
Notes.The molecular abundances were calculated from the ratio of the column densities of the molecule and the H2 column densities NH2,24″.
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