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Table 5
Observations and model results for fractional abundances with [S] = 10-6 at 105 yr.
| Species | IR-edge | IR-peak | Cloud | |||
| Obs. | Mod. | Obs. | Mod. | Obs. | Mod. | |
|
|
||||||
| O (10-5) | 12 | 9.9 | 4.9 | |||
| N (10-6) | 16 | 1.3 | 0.3 | |||
| CN (10-8) | 1.1 | 0.08 | 0.02 | |||
| NO (10-9) | 0.1 | 69 | 123 | |||
| O2(10-7) | <0.01 | 18 | 260 | |||
| OH (10-7) | 0.01 | 1.0 | 1.0 | |||
| CO(10-5) | 5.5 | 7.3 | 7.3 | |||
| H2O(10-9) | 0.4 | 420 | 390 | |||
| C2H(10-8) | 3.3 | 1.1 | 3.0 | 0.3 | 0.2 | <0.01 |
| c-C3H(10-10) | 1.8 | 5.7 | 0.2 | 0.01 | ||
| l-C3H(10-10) | 1.0 | 2.9 | 0.1 | <0.01 | ||
| c-C3H2(10-10) | 13 | 2 | 11 | 0.4 | 0.4 | 0.03 |
| C4H(10-9) | 9.5 | 0.7 | 3.6 | 0.1 | 0.8 | <0.01 |
| CH4(10-9) | 0.05 | 30 | 22 | |||
| C6H(10-11) | 1.2 | <0.01 | <0.01 | |||
| HCO(10-10) | 0.9 | 17a | 0.5 | 0.06 | ||
| NH3(10-8) | <0.01 | <0.01 | <0.01 | |||
| HCN(10-10) | 0.6 | 18 | 10 | |||
| HNC(10-10) | 0.9 | 39 | 27 | |||
| HC3N(10-11) | <0.01 | 5.7b | 0.03 | 0.01 | ||
| HC5N(10-12) | <0.01 | <0.01 | 0.01 | |||
| CH+(10-12) | 2.9 | <0.01 | <0.01 | |||
| CO+(10-13) | ≤5c | 1.5 | 0.7 | 0.5 | ||
| HCO+(10-9) | 0.9d | 0.02 | 0.7 | 3.9d | 6.2 | |
| HOC+(10-12) | 4e | 4 | 20 | 10 | ||
| OH+(10-13) | 3.1 | 9.3 | 3.6 | |||
| H2O+(10-13) | 5.3 | 15 | 7.4 | |||
| H3O+(10-10) | 0.1 | 50 | 40 | |||
|
20 | 3.2 | 0.3 | |||
|
2.1 | 3.2 | 0.8 | |||
| CS(10-8) | 1.6f | 0.5 | 4.0f | 0.9 | 0.2 | |
| HCS+(10-11) | 1.1 | 4.0g | 1.8 | 1.7 | ||
Notes. See Table 4 for footnotes.
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