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Table 1
Line rest frequencies and observational parameters.
| Line | Frequency | HPBW | Δv * | Tsys | ηMB | Feff |
| GHz | arcsec | km s-1 | K | |||
|
|
||||||
| HC15N(1–0) | 86.0549 | 28 | ~ 0.16 | 100–150 | 0.85 | 0.95 |
| H13CN(1–0) | 86.3399 | 28 | ~ 0.16 | 100–150 | 0.85 | 0.95 |
| HN13C(1–0) | 87.0908 | 28 | ~ 0.16 | 100–150 | 0.85 | 0.95 |
| H15NC(1–0) | 88.8657 | 27 | ~ 0.16 | 100–150 | 0.84 | 0.95 |
| DNC(2–1) | 152.60977 | 15 | ~ 0.096 | 200–250 | 0.78 | 0.93 |
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