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Table 5
Predicted abundances (with respect to H2) of selected molecules.
| Species | TE at rs | Modelled at rs | Modelled at 6R⋆ | Observed | Reference |
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| CO | 1.0 × 10-3 | 7.3 × 10-4 | 7.4 × 10-4 | 2.0 × 10-4 | Decin et al. (2010b) |
| 3.0 × 10-4 | Kim et al. (2010) | ||||
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| H2O | 2.1 × 10-4 | 1.1 × 10-4 | 1.8 × 10-4 | 6.6 × 10-5 | Decin et al. (2010b) |
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| SiO | 9.5 × 10-5 | 6.4 × 10-5 | 1.9 × 10-5 | 8.0 × 10-6 | Decin et al. (2010b) |
| – | – | – | 5.1 × 10-6–1.3 × 10-5 | Kim et al. (2010) | |
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| SiS | 4.0 × 10-8 | 2.2 × 10-7 | 2.7 × 10-7 | 1.1 × 10-5 | Decin et al. (2010a) |
| – | – | – | 3.1 × 10-7–1.3 × 10-6 | Kim et al. (2010) | |
| – | – | – | 1.0 × 10-7 | Schoïer et al. (2007) | |
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| SO | 4.3 × 10-8 | 2.1 × 10-12 | 7.3 × 10-8 | 4.0 × 10-7 | Decin et al. (2010a) |
| – | – | – | 2.7 × 10-7–7.8 × 10-7 | Kim et al. (2010) | |
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| SO2 | 1.3 × 10-11 | 1.8 × 10-14 | 4.3 × 10-9 | 2.0 × 10-6 | Decin et al. (2010a) |
| – | – | – | 4.2 × 10-6–1.4 × 10-5 | Kim et al. (2010) | |
| – | – | – | 1.7 × 10-8–3.7 × 10-7 a | Yamamura et al. (1999) | |
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| HCN | 6.3 × 10-12 | 7.7 × 10-7 | 5.0 × 10-8 | 1.3 × 10-7 | Schoïer et al. (2013) |
| – | – | – | 4.3 × 10-7–1.4 × 10-6 | Kim et al. (2010) | |
| – | – | – | 4.4 × 10-7 | Decin et al. (2010b) | |
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| CS | 1.9 × 10-11 | 2.5 × 10-6 | 5.7 × 10-7 | 8.0 × 10-8 | Decin et al. (2010b) |
| – | – | – | 8.1 × 10-8–3.0 × 10-7 | Kim et al. (2010) | |
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| PN | 4.0 × 10-10 | 5.7 × 10-7 | 5.8 × 10-7 | 3.0 × 10-7 | De Beck et al. (2013) |
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| PO | 1.0 × 10-7 | 3.3 × 10-10 | 2.0 × 10-10 | 5.4 × 10-8–6.0 × 10-7 | De Beck et al. (2013) |
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| NaCl | 3.7 × 10-12 | 7.8 × 10-10 | 1.0 × 10-8 | 4.0 × 10-9 | Milam et al. (2007) |
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| NH3 | 1.1 × 10-11 | 2.8 × 10-9 | 1.5 × 10-19 | 1–3 × 10-6 | Menten et al. (2010) |
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| CO2 | 4.1 × 10-8 | 2.5 × 10-8 | 4.4 × 10-9 | 5.9 × 10-8 b | Markwick et al. (2000) |
| – | – | – | 2 × 10-9–4 × 10-8 a | Yamamura et al. (1999) | |
| AlO | 8.0 × 10-9 | 2.6 × 10-8 | 1.6 × 10-10 | 3.4 × 10-8 c | Kamiński et al. (2013a) |
| AlOH | 4.5 × 10-9 | 4.5 × 10-6 | 1.5 × 10-6 | 1.0 × 10-7 c | Tenenbaum & Ziurys (2010) |
| TiOd | 2.4 × 10-7 | 1.8 × 10-7 | 1.8 × 10-7 | 5.0 × 10-9 c | Kamiński et al. (2013b) |
| TiO2 | 1.3 × 10-12 | 6.2 × 10-10 | 4.8 × 10-9 | 6.3 × 10-10 c | Kamiński et al. (2013b) |
| – | – | – | 3.8 × 10-8 c | De Beck et al. (2015) | |
| HCl | 3.5 × 10-7 | 3.9 × 10-7 | 3.7 × 10-7 | 1.5 × 10-8 e | Yamamura et al. (2000) |
| AlCl | 1.5 × 10-10 | 3.8 × 10-12 | 2.2 × 10-10 | < 5 × 10-8 c | Tenenbaum & Ziurys (2010) |
| SH | 2.8 × 10-6 | 1.3 × 10-7 | 2.3 × 10-8 | 2.0 × 10-7 e | Yamamura et al. (2000) |
| H2S | 8.1 × 10-8 | 2.8 × 10-5 | 1.0 × 10-8 | < 2 × 10-6 e | Yamamura et al. (2000) |
Notes.
(d)
Also detected in the inner wind of the S star NP Aurigae by Smolders et al. (2012).
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