Open Access
Table A.1
Line intensities from JCMT observations.
| Date | Molecule | Transition | Frequency(a) | Beam | Offset(b) | Intensity | Doppler shift |
|---|---|---|---|---|---|---|---|
| (yyyy/mm/dd.dd) | (MHz) | (′′) | (′′) | (K km s−1) | (km s−1) | ||
| 21P/Giacobini-Zinner | |||||||
| 1998/10/30.26 | HCN | 4–3 | 354 505.472 | 13.2 | 1.5 | 0.367 ± 0.014 | −0.09 ± 0.02 |
| 1998/11/01.15 | HCN | 4–3 | 354 505.472 | 2.0 | 0.366 ± 0.029 | −0.05 ± 0.04 | |
| 1998/11/02.29 | HCN | 4–3 | 354 505.472 | 2.0 | 0.388 ± 0.035 | −0.11 ± 0.05 | |
| 1998/11/04.26 | HCN | 3–2 | 265 886.434 | 18.5 | 3.0 | 0.210 ± 0.042 | −0.03 ± 0.09 |
| 1998/10/31.26 | CH3OH | 7−1 − 6−1E | 338 344.588 | 14.0 | 2.0 | 0.077 ± 0.018 | −0.09 ± 0.13 |
| 70 − 60A+ | 338 408.698 | 0.072 ± 0.018 | −0.08 ± 0.12 | ||||
| 71 − 61E | 338 614.936 | 0.028 ± 0.019 | |||||
| 72 − 62A+ | 338 639.802 | <0.048 | |||||
| 72 − 62E | 338 722.290 | 0.035 ± 0.025 | + 0.01 ± 0.68 | ||||
| 1998/11/04.17 | CH3OH | 11 − 00A+ | 350 905.100 | 13.4 | 1.5 | 0.119 ± 0.022 | + 0.01 ± 0.10 |
| 1998/11/03.23 | H2CO | 515 − 414 | 351 768.639 | 13.4 | 1.5 | 0.027 ± 0.010 | −0.29 ± 0.22 |
| 1998/11/01.28 | CS | 7–6 | 342 882.850 | 13.7 | 1.5 | 0.095 ± 0.015 | −0.05 ± 0.04 |
| 1998/11/00.8 | CO | 3–2 | 345 795.991 | 13.6 | 2.7 | 0.022 ± 0.007 | |
| 1998/11/01.2 | HNC | 4–3 | 362 630.303 | 13.0 | 2.0 | <0.052 | |
Notes. (a)From Müller et al. (2005) and Pickett et al. (1998). (b)Half power Gaussian beam width and average pointing offset. On average 13.6′′ corresponded to 9000 km at the distance of the comet.
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