Table 1
Parameters of the HC2NC and HNC3 lines observed towards TMC-1, L1544, L483, and IRC+10216.
| Integrated intensities and linewidths | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Frequency (MHz) | TMC-1(a) | L1544(b) | L483(c) | IRC+10216(d) | ||||||
| Line | HC2NC | HNC3 | HC2NC | HNC3 | HC2NC | HNC3 | HC2NC | HNC3 | HC2NC | HNC3 |
| 4 → 3 | 39742.549 | 37346.541 | 164.7 ± 10 (0.62) |
88.8 ± 10 (0.70) |
– | – | – | – | 75.0 ± 4 (−) |
64 ± 7 (−) |
| 5 → 4 | 49678.075 | 46683.061 | 138.4 ± 10 (0.58) |
73.5 ± 10 (0.58) |
– | – | – | – | 78.0 ± 6 (−) |
77 ± 7 (−) |
| 8 → 7 | 79484.128 | 74692.105 | – | – | 73.4 ± 2.3 (0.41) |
31.8 ± 5.6 (0.57) |
– | – | – | – |
| 9 → 8 | 89419.260 | 84028.240 | – | – | 44.0 ± 9.1 (0.37) |
9.5 ± 4.0 (0.34) |
39.0 ± 3.0 (0.43) |
12.0 ± 1.0 (0.43) |
– | – |
| 10 → 9 | 99354.257 | 93364.241 | – | – | 29.2 ± 4.1 (0.44) |
7.6 ± 2.0 (0.51) |
26.0 ± 2.0 (0.46) |
8.0 ± 1.0 (0.56) |
– | – |
| 11 → 10 | 109289.104 | – | – | – | 11.7 ± 3.5 (0.45) |
– | 15.0 ± 2.0 (0.44) |
– | – | – |
Notes. From column 4 to 11, the integrated intensities (in mK km s−1) are given in the first entries and the linewidths (in km s−1) are shown in the second entries. (a) Refers to Cernicharo et al. (2020a). (b) Refers to Vastel et al. (2018a). (c) Refers to Agúndez et al. (2019). (d) Refers to Cernicharo et al. (2020a).
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