Table 4
Observed parameters derived from the shell method for the HCN rotational transitions in the ground vibrational state.
| Source | ΔJ | ∫ TmbdV (Kkm s−1) | Vexp (km s−1) | VLSR (km s−1) | Date obs. |
|---|---|---|---|---|---|
| IRC+10216 | 2−1 | 437.43 (5.21) | 14.8 (1.5) | −23.6 (1.0) | 36, 42 |
| 3−2 | 706.15 (1.7) | 14.7 (0.3) | −24.3 (0.2) | 40 | |
| 4−3 | 553.62 (0.4) | 14.4 (0.08) | −24.06 (0.0) | 2, 45 | |
| RAFGL4211 | 2−1 | 21.89 (0.64) | 17.86 (1.6) | −1.36 (3.14) | 41, 42 |
| 3−2 | 41.30 (0.05) | 17.82 (0.19) | −1.93 (0.07) | 5, 10, 11, 23 | |
| 4−3 | 47.83 (0.22) | 17.45 (1.19) | −1.74 (1.02) | 1, 3 | |
| II Lup | 2−1 | 33.22 (0.8) | 20.36 (1) | −12.76(2.7) | 43, 44 |
| 3−2 | 57.00 (0.08) | 20.42 (0.2) | −13.45 (0.0) | 5, 10, 24 | |
| 4−3 | 54.58 (0.14) | 20.02 (0.7) | −13.21 (0.32) | 2, 3 | |
| R Vol | 2−1 | 5.41 (0.1) | 17.59 (1.2) | −9.06 (2.0) | 36, 38, 42 |
| 3−2 | 9.44 (0.06) | 17.5 (0.9) | −9.97 (0.66) | 31 | |
| 4−3 | 10.27 (0.04) | 16.81 (0.07) | −9.99 (0.06) | 12, 14, 27, 30, 45 | |
| Y Pav | 2−1 | 0.45 (0.04) | 9.1 (1.7) | −2.84 (3.5) | 30 |
| 3−2 | 0.39 (0.2) | 7.1 (1.9) | −2.85 (4.6) | 5, 7, 9, 24, 29 | |
| 4−3 | 0.39 (0.04) | 5.7 (1.6) | −2.49 (0.69) | 26−28 | |
| AQ Sgr | 3−2 | 0.88 (0.01) | 8.3 (1.1) | 23.1 (1.1) | 5, 6, 17, 21, 24 |
| 4−3 | 2.9 (0.4) | 6.7 (0.2) | 24.5 (0.38) | 14, 16 | |
| CRL 3068 | 2−1 | 18.42 (0.39) | 13.35 (0.8) | −28.8 (1.6) | 30, 36−38 |
| 3−2 | 27.98 (0.13) | 12.87 (0.5) | −29.4 (0.03) | 4, 8, 17, 24 | |
| 4−3 | 33.48 (0.06) | 12.57 (0.2) | −29.2 (0.05) | 14−16, 34 | |
| IRC+30374 | 2−1 | 12.04 (0.21) | 24.2 (3.2) | −10.5 (2.7) | 40 |
| 3−2 | 24.32 (0.13) | 23.5 (1) | −10.9 (0.6) | 5 | |
| 4−3 | 9.99 (0.12) | 21.7 (0.8) | −10.7 (2.5) | 25 | |
| V636 Mon | 2−1 | 4.88 (0.06) | 22.7 (1.6) | 998 (1.9) | 33, 37 |
| 3−2 | 6.95 (0.03) | 22.8 (0.8) | 10.06 (0.7) | 28 | |
| 4−3 | 7.92 (0.03) | 21.5 (0.06) | 10.56 (0.04) | 12, 14, 20, 30 | |
| IRC+20370 | 2−1 | 8.94 (0.14) | 13.7 (1.3) | 1.36 (2.0) | 31 |
| 3−2 | 14.09 (0.07) | 13.4 (0.5) | 0.78 (0.45) | 5, 10, 23, 24 | |
| 4−3 | 17.79 (0.16) | 13.2 (1.7) | 0.82 (0.73) | 34 | |
| W Ori | 2−1 | 2.21 (0.14) | 11.42 (6.1) | 1.10 (4.4) | 32, 37 |
| 3−2 | 4.67 (0.2) | 10.60 (1.0) | 0.3 (2.7) | 4, 8−10, 21, 31 | |
| 4−3 | 5.55 (0.02) | 10.53 (0.27) | 0.7 (0.17) | 12, 14, 19, 27, 35 | |
| S Aur | 2−1 | 3.85 (0.29) | 24.01(8.2) | −13.98 (3.9) | 37 |
| 3−2 | 5.92 (0.13) | 21.96 (1.3) | −14.76(0.82) | 24 | |
| 4−3 | 6.56 (0.06) | 20.61 (0.3) | −14.64(1.03) | 13, 35 | |
| V Aql | 3−2 | 4.44 (0.04) | 6.9 (0.6) | 55.04 (0.5) | 5, 8, 22 |
| 4−3 | 4.40 (0.03) | 7.54 (0.54) | 55.06 (0.3) | 13, 14 | |
| CRL 2513 | 2−1 | 4.44 (0.06) | 24.6 (2) | 19.17 (0.2) | 31, 37 |
| 3−2 | 8.67 (0.11) | 26.52 (2.9) | 18.77 (2.4) | 5, 8 | |
| CRL 2477 | 2−1 | 3.39 (0.13) | 12.5 (1.4) | 5.42 (1.35) | 41 |
| 3−2 | 6.88 (0.07) | 18.8 (2.5) | 6.92 (1.1) | 17 | |
| RV Aqr | 2−1 | 6.61 (0.1) | 14.8 (2.3) | 2.94 (1.5) | 31, 32 |
| 3−2 | 8.6 (0.18) | 14.6 (0.4) | 2.13 (1.8) | 8, 9, 18 | |
| 4−3 | 10.8 (0.06) | 13.58 (0.02) | 2.3 (0.03) | 15, 25, 27, 28 |
Notes. The last column refers to the identifier assigned to the date of the observation in 2018 of the corresponding transition towards the source. The dates in 2018 are in the format “DD Month”: 1 = 8 Jun, 2 = 2 Jul, 3 = 3 Jul, 4 = 4 Jul, 5 = 8 Jul, 6 = 11 Jul, 7 = 12 Jul, 8 = 13 Jul, 9 = 14 Jul, 10=15 Jul, 11 = 16 Jul, 12 = 3 Sep, 13 = 4 Sep, 14 = 5 Sep, 15 = 6 Sep, 16 = 7 Sep, 17 = 8 Sep, 18 = 9 Sep, 19 = 11 Sep, 20 = 12 Sep, 21 = 13 Sep, 22 = 15 Sep, 23 = 5 Oct, 24 = 6 Oct, 25 = 23 Nov, 26 = 24 Nov, 27 = 25 Nov, 28 = 26 Nov, 29 = 27 Nov, 30 = 28 Nov, 31 = 29 Nov, 32 = 30 Nov, 33 = 2 Dec, 34 = 6 Dec, 35 = 7 Dec, 36 = 9 Dec, 37 = 10 Dec, 38 = 11 Dec, 39 = 13 Dec, 40 = 14 Dec, 41 = 15 Dec, 42 = 16 Dec, 43 = 17 Dec, 44 = 18 Dec, 45 = 20 Dec.
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