Table B.2
Upper limits for the selected lines in the Q band.
| Molecule | Transitiona | Frequencya | rmsb | ∫ τdυc | N/ ∫ τdυ | N | Xf |
|---|---|---|---|---|---|---|---|
| (MHz) | (10−3) | (10−2 km s−1) | (1013 cm−2/km s−1) | (1011cm−2 | (10−10) | ||
| CCO | 23−12 | 45826.706 | 0.55 | < 0.1 | 16d | < 1.6d | < 1.9 |
| CCN | 3/25/2−1/23/2 | 35422.684 | 0.25 | < 0.05 | 447d | < 23d | < 27 |
| C4H− | 4−3 | 37239.402 | 0.24 | < 0.05 | 0.67d | < 0.03d | < 0.04 |
| CH3CCH-A | 20−10 | 34183.414 | 0.33 | < 0.07 | 37.6d | < 2.64d | < 3.1 |
| C3N | 49/2−37/2 | 39571.397 | 0.31 | < 0.06 | 13.3d | < 0.8d | < 0.95 |
| C6H | 25/2−23/2 | 34654.029 | 0.23 | < 0.05 | 7.85d | < 0.4d | < 0.5 |
Notes. (a)Spectroscopic data are taken from the Cologne Database for Molecular Spectroscopy (CDMS) (Müller et al. 2005; Endres et al. 2016) and from the JPL catalog (Pickett et al. 1998).(b)rms on the line to continuum determined on the normalized spectra.(c) Assuming a Gaussian absorption profile with FWHM = 1.5 km s−1.(d) Assuming an excitation temperature of 5 K (e)Abundance relative to H2 using N(H2)=8.6 × 1020 cm−2.
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