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Table 2
Characteristics of the CO(2–1) lines.
| Offsets | R (′′) | ICO (K km s-1) = | V0 (km s-1) | σ (km s-1) |
|
Baseline | NH2 (cm-2) | ΣH2 | Mbeam (M⊙) | |
|
(mK) | rms (mK) | (M⊙ pc-2) | |||||||
|
|
||||||||||
| 5 | –33.0,–8.33 | 34.0 | 0.51 ± 0.12 | –301.7 ± 4.0 | 30.1 ± 8.6 | 16.0 | 4.2 | 1.17 × 1020 | 1.99 | 3.25 × 103 |
| 15 | –9.0,–32.3 | 33.5 | 0.60 ± 0.08 | –248.3 ± 1.7 | 24.4 ± 3.9 | 23.0 | 3.2 | 1.38 × 1020 | 2.35 | 3.84 × 103 |
| 17 | –9.0,–8.3 | 12.2 | 0.76 ± 0.13 | –137.4 ± 3.9 | 41.9 ± 7.3 | 17.1 | 4.0 | 1,75 × 1020 | 2.97 | 4.85 × 103 |
| 17 | –9.0,–8.3 | 12.2 | 0.26 ± 0.08 | –32.7 ± 3.9 | 13.3 ± 29.1 | 18.4 | 4.0 | 0.60 × 1020 | 1.02 | 1.67 × 103 |
| 18 | –9.0,–3.7 | 9.7 | 0.35 ± 0.09 | –355.0 ± 4.1 | 27.8 ± 7.0 | 11.7 | 3.5 | 0.81 × 1020 | 1.37 | 2.24 × 103 |
| 19 | –3.0,–56.3 | 56.4 | 0.13 ± 0.05 | –341.4 ± 4.0 | 13.1 ± 3.9 | 9.2 | 3.8 | 0.30 × 1020 | 0.51 | 0.83 × 103 |
| 19 | –3.0,–56.3 | 56.4 | 0.10 ± 0.03 | –339.9 ± 4.0 | 7.5 ± 2.2 | 12.9 | 5.1 | 0.23 × 1020 | 0.39 | 0.64 × 103 |
| 21 | 3.0,–32.3 | 32.4 | 0.50 ± 0.13 | –224.0 ± 6.9 | 48.1 ± 11.1 | 9.8 | 3.9 | 1.15 × 1020 | 1.96 | 3.20 × 103 |
| 22 | 3.0,–20.3 | 20.5 | 0.20 ± 0.07 | –67.1 ± 4.0 | 17.2 ± 6.2 | 11.0 | 3.0 | 0.46 × 1020 | 0.78 | 1.27 × 103 |
| 23 | 3.0,–8.3 | 8.8 | 0.34 ± 0.09 | –390.4 ± 4.0 | 29.5 ± 8.1 | 10.9 | 3.2 | 0.78 × 1020 | 1.33 | 2.17 × 103 |
| 24 | 3.0,3.7 | 4.8 | 0.33 ± 0.09 | –256.6 ± 5.0 | 28.6 ± 8.6 | 11.0 | 3.1 | 0.76 × 1020 | 1.29 | 2.11 × 103 |
| 26 | 15.0,–44.3 | 46.8 | 0.48 ± 0.14 | –207.8 ± 5.7 | 39.8 ± 14.5 | 11.2 | 4.1 | 1.10 × 1020 | 1.88 | 3.07 × 103 |
| 26 | 15.0,–44.3 | 46.8 | 0.45 ± 0.16 | –121.1 ± 7.7 | 47.0 ± 21.9 | 9.1 | 4.1 | 1.03 × 1020 | 1.76 | 2.87 × 103 |
| 28 | 15.0,–20.3 | 25.2 | 0.36 ± 0.08 | –190.9 ± 1.0 | 13.0 ± 33.1 | 26.1 | 3.8 | 0.83 × 1020 | 1.41 | 2.30 × 103 |
| 28 | 15.0,–20.3 | 25.2 | 0.22 ± 0.05 | –189.7 ± 1.9 | 14.1 ± 3.1 | 14.4 | 5.6 | 0.51 × 1020 | 0.86 | 1.40 × 103 |
| 35 | 27.0,–8.3 | 28.2 | 0.15 ± 0.05 | –160.9 ± 3.3 | 13.0 ± 4.79 | 10.9 | 3.6 | 0.35 × 1020 | 0.59 | 0.96 × 103 |
| 35 | 27.0,–8.3 | 28.2 | 0.064 ± 0.026 | –155.0 ± 0.8 | 3.4 ± 1.8 | 17.8 | 5.4 | 0.15 × 1020 | 0.25 | 0.41 × 103 |
| 36 | 27.0,3.7 | 27.3 | 0.94 ± 0.16 | –152.8 ± 4.6 | 52.6 ± 10.6 | 16.8 | 4.1 | 2.16 × 1020 | 3.68 | 6.01 × 103 |
| 36 | 27.0,3.7 | 27.3 | 0.43 ± 0.10 | –315.6 ± 2.8 | 21.9 ± 5.3 | 18.3 | 4.1 | 0.99 × 1020 | 1.68 | 2.74 × 103 |
Notes. Spectra are smoothed to a 13 kms-1 resolution, but the fits in italic have been performed on 2.6 kms-1 spectra. The offsets refer to the center of the M 31-1a field.
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