Table 5.
Integrated intensity ratios shown in Fig. 7.
| Transition | Frequency | I1 | I2 | R | θb1 | θb2 | θs | Ref(1) | Ref(2) | Marks |
|---|---|---|---|---|---|---|---|---|---|---|
| (GHz) | (mK km s−1) | (mK km s−1) | (″) | (″) | (″) | |||||
| 13CO (1 − 0) | 110.2 | 8900 ± 200 | 13 100 ± 240 | 0.68 ± 0.02 | 16.5 | 22.3 | ... | 3 | 5 | NRO45 m / IRAM30 m |
| CH3OH (2k − 1k) | 96.7 | 1100 ± 200 | 1613 ± 271 | 0.68 ± 0.17 | 19.0 | 25.4 | ... | 3 | 1 | NRO45 m / IRAM30 m |
| HNC (1 − 0) | 90.7 | 5600 ± 400 | 7836 ± 35 | 0.71 ± 0.05 | 19.1 | 27.1 | ... | 3 | 2 | NRO45 m / IRAM30 m |
| 13CO (2 − 1) | 220.4 | 13 314 ± 127 | 17 100 ± 2000 | 0.78 ± 0.09 | 11.2 | 21.0 | ... | 2 | 8 | IRAM30 m / JCMT15 m |
| HCN (3 − 2) | 265.9 | 19 000 ± 600 | 22 700 ± 2500 | 0.84 ± 0.10 | 9.8 | 18.0 | ... | 7 | 10 | IRAM30 m / JCMT15 m |
| C18O (1 − 0) | 109.8 | 3300 ± 200 | 3900 ± 90 | 0.85 ± 0.05 | 16.5 | 22.4 | ... | 3 | 5 | NRO45 m / IRAM30 m |
| CO (1 − 0) | 115.3 | 155 000 ± 1000 | 172 200 ± 4500 | 0.90 ± 0.02 | 15.2 | 21.3 | ... | 3 | 4 | NRO45 m / IRAM30 m |
| SiO (2 − 1) | 86.8 | 800 ± 200 | 879 ± 65 | 0.91 ± 0.24 | 18.7 | 28.3 | ... | 3 | 2 | NRO45 m / IRAM30 m |
| HCO+ (1 − 0) | 89.2 | 13 300 ± 700 | 14 519 ± 56 | 0.92 ± 0.05 | 19.1 | 27.6 | ... | 3 | 2 | NRO45 m / IRAM30 m |
| CS (2 − 1) | 98.0 | 5400 ± 200 | 5701 ± 239 | 0.95 ± 0.05 | 19.0 | 25.1 | ... | 3 | 1 | NRO45 m / IRAM30 m |
| c-C3H2 (212 − 101) | 85.3 | 1200 ± 100 | 1190 ± 60 | 1.01 ± 0.10 | 19.0 | 28.8 | 239 ± 1448 | 3 | 2 | NRO45 m / IRAM30 m |
| CN (13/2, 5/2 − 01/2, 3/2) | 113.5 | 27 600 ± 400 | 25 790 ± 190 | 1.07 ± 0.02 | 15.2 | 21.7 | 56 ± 8 | 3 | 5 | NRO45 m / IRAM30 m |
| H13CN (1 − 0) | 86.3 | 1400 ± 200 | 1250 ± 37 | 1.12 ± 0.16 | 18.7 | 28.5 | 59 ± 44 | 3 | 2 | NRO45 m / IRAM30 m |
| CO (2 − 1) | 230.5 | 266 000 ± 32 000 | 220 000 ± 26 000 | 1.21 ± 0.20 | 10.6 | 21.0 | 38 ± 20 | 8 | 8 | IRAM30 m / JCMT15 m |
| C2H (1 − 0) | 87.3 | 10 000 ± 300 | 7940 ± 53 | 1.26 ± 0.04 | 19.0 | 28.2 | 36 ± 3 | 3 | 2 | NRO45 m / IRAM30 m |
| HCN (1 − 0) | 88.6 | 26 400 ± 600 | 20 754 ± 29 | 1.27 ± 0.03 | 19.1 | 28.0 | 34 ± 2 | 3 | 2 | NRO45 m / IRAM30 m |
| CN (11/2, 3/2 − 01/2, 3/2) | 113.2 | 18 500 ± 300 | 13 150 ± 100 | 1.41 ± 0.03 | 15.2 | 21.7 | 19 ± 1 | 3 | 5 | NRO45 m / IRAM30 m |
| CH3CN (6k − 5k) | 110.4 | 1000 ± 200 | 700 ± 490 | 1.43 ± 1.04 | 16.5 | 22.3 | 16 ± 40 | 3 | 5 | NRO45 m / IRAM30 m |
| N2H+ (1 − 0) | 93.2 | 2100 ± 400 | 1407 ± 229 | 1.49 ± 0.37 | 19.1 | 26.4 | 18 ± 15 | 3 | 1 | NRO45 m / IRAM30 m |
| HC3N (12 − 11) | 109.2 | 1300 ± 100 | 850 ± 40 | 1.53 ± 0.14 | 16.5 | 22.5 | 13 ± 4 | 3 | 5 | NRO45 m / IRAM30 m |
| SO (23 − 12) | 99.3 | 800 ± 200 | 470 ± 60 | 1.70 ± 0.48 | 16.5 | 24.8 | 15 ± 11 | 3 | 5 | NRO45 m / IRAM30 m |
| CN (25/2, 7/2 − 13/2, 5/2) | 226.9 | 16 479 ± 342 | 8464 ± 672 | 1.95 ± 0.16 | 10.9 | 21.0 | 15 ± 2 | 2 | 9 | IRAM30 m / JCMT15 m |
| 13CN (11/2 − 01/2) | 108.7 | 400 ± 100 | 200 ± 100 | 2.00 ± 1.12 | 16.5 | 22.5 | ... | 3 | 4 | NRO45 m / IRAM30 m |
| HC3N (11 − 10) | 100.1 | 1600 ± 300 | 800 ± 40 | 2.00 ± 0.34 | 16.5 | 24.6 | 8 ± 8 | 3 | 5 | NRO45 m / IRAM30 m |
| HNCO (40, 4 − 30, 3) | 87.9 | 1600 ± 200 | 675 ± 45 | 2.37 ± 0.34 | 19.1 | 28.0 | ... | 3 | 2 | NRO45 m / IRAM30 m |
| HNCO (50, 5 − 40, 4) | 109.9 | 900 ± 100 | 300 ± 150 | 3.00 ± 1.54 | 16.5 | 22.4 | ... | 3 | 4 | NRO45 m / IRAM30 m |
| CN (25/2, 7/2 − 13/2, 5/2) | 226.7 | 10 231 ± 373 | 2808 ± 831 | 3.64 ± 1.09 | 10.9 | 21.0 | 2 ± 14 | 2 | 9 | IRAM30 m / JCMT15 m |
| HC3N (10 − 9) | 91.0 | 4700 ± 1000 | 929 ± 36 | 5.06 ± 1.09 | 19.1 | 27.0 | ... | 3 | 1 | NRO45 m / IRAM30 m |
| H13CO+ (1 − 0) | 86.8 | < 150 | 758 ± 39 | < 0.20 | 18.7 | 28.4 | ... | 3 | 2 | NRO45 m / IRAM30 m |
| CH3CCH (5k − 4k) | 85.5 | < 140 | 348 ± 107 | < 0.40 | 19.0 | 28.8 | ... | 3 | 2 | NRO45 m / IRAM30 m |
| SO (32 − 21) | 109.3 | < 250 | 200 ± 100 | < 1.25 | 16.5 | 22.5 | < 26 | 6 | 4 | NRO45 m / IRAM30 m |
| SO (54 − 44) | 100.0 | < 500 | 200 ± 100 | < 2.00 | 16.5 | 24.6 | ... | 6 | 4 | NRO45 m / IRAM30 m |
Notes. Columns 1 and 2 list the transitions and frequencies, respectively. Columns 3 and 4 list the detected integrated intensities with the NRO 45 m (or IRAM 30 m) and IRAM 30 m (ro JCMT 15 m) telescopes, respectively. Column 5 lists the ratios between the intensities given in Cols. 3 and 4. Columns 6 and 7 list the beam sizes of the NRO 45 m (or IRAM 30 m) and the IRAM 30 m (or JCMT 15 m) telescopes, respectively. Column 8 lists the estimated source sizes. Columns 9 and 10 list the references for the data listed in Cols. 1 and 2, respectively.
Reference. (1) This work; (2) Qiu et al. (2017); (3) Takano et al. (2019); (4) Aladro et al. (2013); (5) Aladro et al. (2015); (6) Nakajima et al. (2018); (7) Krips et al. (2008); (8) Israel (2009); (9) Pérez-Beaupuits et al. (2009); (10) Pérez-Beaupuits et al. (2007).
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