Table 3
Line intensities and luminosities in the [−2, +18 km s-1] velocity range and including all pixels.
| Species | Simplifieda | Completeb | A ij | Eu/k | Intensity | Relative | Luminosity |
| quantum numbers | quantum numbers | s-1 | K | mK km s-1 | to  |
L⊙ | |
|
|
|||||||
|
|
1−0 | J = 1−0 | 7.2 × 10-8 | 5.5 | 60 430 | 100.00 | 1.0 × 10-2 |
|
1−0 | J = 1−0 | 3.2 × 10-8 | 5.3 | 9 198 | 15.22 | 1.4 × 10-3 |
| HCO+ | 1−0 | J = 1−0 | 4.2 × 10-5 | 4.3 | 1 630 | 2.70 | 1.3 × 10-4 |
| HCN | 1−0 | J = 1−0,F = 2−1 | 2.4 × 10-5 | 4.3 | 1 540 | 2.55 | 1.2 × 10-4 |
| CN | 1−0 | N = 1−0,J = 3/2−1/2,F = 5/2−3/2 | 1.2 × 10-5 | 5.4 | 776 | 1.28 | 1.3 × 10-4 |
| C18O | 1−0 | J = 1−0 | 6.3 × 10-8 | 5.3 | 556 | 0.92 | 8.0 × 10-5 |
|
2−1 | J = 2−1 | 1.7 × 10-5 | 7.0 | 513 | 0.85 | 5.3 × 10-5 |
| C2H | 1−0 | N = 1−0,J = 3/2−1/2,F = 2-1 | 1.5 × 10-6 | 4.2 | 457 | 0.76 | 3.2 × 10-5 |
| HNC | 1−0 | J = 1−0,F = 2−1 | 2.7 × 10-5 | 4.4 | 445 | 0.74 | 3.6 × 10-5 |
|
2−1 | J = 3−2,K = 2−1 | 1.1 × 10-5 | 9.2 | 283 | 0.47 | 3.0 × 10-5 |
| C17O | 1−0 | J = 1−0,F = 7/2−5/2 | 6.7 × 10-8 | 5.4 | 215 | 0.36 | 3.3 × 10-5 |
| c - C3H2 | 2−1 | J = 2−1,K+ = 1−0,K− = 2−1 | 2.3 × 10-5 | 6.4 | 149 | 0.25 | 1.1 × 10-5 |
| N2H+ | 1−0 | J = 1−0,F1 = 2−1,F = 3−2 | 3.6 × 10-5 | 4.5 | 67 | 0.11 | 6.0 × 10-6 |
| CH3OH | 2−1 | J = 2−1,K = 0−0 | 3.4 × 10-6 | 7.0 | 65 | 0.11 | 6.4 × 10-6 |
| H13CN | 1−0 | J = 1−0,F = 2−1 | 2.2 × 10-5 | 4.1 | 48 | 0.08 | 3.3 × 10-6 |
| H13CO+ | 1−0 | J = 1−0 | 3.9 × 10-5 | 4.2 | 25 | 0.04 | 1.8 × 10-6 |
| HN13C | 1−0 | J = 1−0,F = 2−1 | 1.9 × 10-5 | 4.2 | – | – | – |
| SiO | 2−1 | J = 2−1 | 2.9 × 10-5 | 6.3 | – | – | – |
Notes. The lines are sorted by decreasing value of their intensity.
Complete list of quantum numbers associated to the transition whose frequency is listed in Table A.1. This frequency is the one used to fix the velocity scale.
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