Open Access
Table 1
Detection rates of different molecular lines and observing modes.
| Mode | Number of sources observed | Line | Number of sources with detections | Detection rate |
|---|---|---|---|---|
| Low resolution mode (mode 3) | 309 | DCO+ 1−0 | 79 | 25.6% |
| DCN 1−0 | 11 | 3.6% | ||
| High resolution mode (mode 13) | 250 | DCO+ 1−0 | 58 | 23.2% |
| DCN 1−0 | 9 | 3.6% | ||
| H13CO+ 1−0 | 57 | 22.8% | ||
| H13CN 1−0 | 13 | 5.2% | ||
| Total | 559 | DCO+ 1−0 | 137 | 24.5% |
| DCN 1−0 | 20 | 3.6% | ||
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