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Table 1
Observed molecular lines from Nobeyama.
| Molecule | Transition | Rest frequency | ΔTmb (1) | Detection |
| (GHz) | (K) | |||
|
|
||||
| 12CO | J = 1−0 | 115.271202 | 0.53 | Yes |
| CN | J = 1−0; J = 3/2−1/2; F = 5/2−3/2 | 113.490982 | 0.40 | No |
| CCS | N; J = 9;8−8;7 | 113.410204 | 0.41 | No |
| C17O | J = 1−0 | 112.358988 | 0.35 | No |
| CH3CN | J = 6(2)−5(2); F = 7−6 | 110.375052 | 0.21 | No |
| 13CO | J = 1−0 | 110.201353 | 0.20 | Yes |
| NH2D | J = 1(1;1)0−1(0;1)0 + | 110.153599 | 0.22 | No |
| C18O | J = 1−0 | 109.782173 | 0.19 | Yes |
| H2CS | J = 3(1;3)−2(1;2) | 101.477885 | 0.21 | No |
| HC3N | J = 11−10 | 100.076385 | 0.16 | Yes |
| SO | N;J = 5;4−4;4 | 100.029565 | 0.16 (0.15) | No |
| SO | N;J = 2;3−1;2 | 99.299905 | 0.21 (0.15) | Yes |
| CS | J = 2−1 | 97.980953 | 0.13 (0.13) | Yes |
| CH3OH | J = 2(0;2)−1(0;1)A + + | 96.741377 | 0.16 | Yes |
| C34S | J = 2−1 | 96.412961 | 0.15 | No |
| CH3OH | J = 2(1;2)−1(1;1)A + + | 95.914310 | 0.14 | No |
| HCO+ | J = 1−0 | 89.188526 | 0.19 (0.13) | Yes |
| HCN | J = 1−0; F = 2−1 | 88.6318473 | 0.18 (0.13) | Yes |
| SiO | J = 2−1; v = 0 | 86.846995 | 0.22 (0.16) | No |
| H13CO+ | J = 1−0 | 86.754288 | 0.18 (0.14) | No |
Notes. Values in parentheses are those for the additional observations to map a small core, clump B in Fig. 6, located beside the main filament.
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