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Table 5
Ratios of mean column densities according to Table B.1.
| Object |
|
|
|
|
|
|||
| NGC 1333 I2A | >2.1 | − | 43 000 |
| NGC 1333 I4A | 4.1 | >0.39 | ≤16 000 |
| NGC 1333 I4B | >0.48 | − | <170 000 |
| Ser SMM1 | 0.21 | ≥15.5 | 3100 |
| L 1489 | − | − | − |
| NGC 7129 FIRS2 | 0.75 | >1.5 | |
| W3 IRS5 | 5.0 | 2.7 | >130 000 |
| W3 IRS5 em. | 31.5 | − | >580 000 |
| NGC 6334 I | 1.8 | >124.0 | |
| NGC 6334 I(N) | 1.4 | >36.1 | |
| AFGL 2591 | 1.3 | 19.4 | >28 000 |
| S 140 | 1.8 | >13.6 | ≥8800 |
| NGC 7538 IRS1 | 0.48 | >24.5 | |
Notes. The values are derived from lines observed in absorption except where labeled “em.” The − sign is set where both lines are undetected.
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