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Table 3
Parameterized models of HD 169142.
| Model | Disk region | Temperature profile | Abundance Modifications | ||
|---|---|---|---|---|---|
| r | z∕r | Ta | CO factorb |  |
|
| [AU] | [K] | [×CO] | |||
| High CO | ≥83 | <0.1 | Tgas | 10 | 2.0 × 10−12 |
| Low CO | ≥83 | <0.1 | Tgas | 0.1 | 2.0 × 10−12 |
| Cold disk | ≥83 | <0.1 | Tgas − 2 | − | 2.0 × 10−12 |
| Cold disk − shadowed | 83–120 | <0.1 | Tgas − 8 | − | 2.0 × 10−12 |
| >120 | <0.1 | Tgas − 2 | − | 2.0 × 10−12 | |
| Cold disk − shadowed | 83–120 | <0.1 | Tgas − 8 | 0.2 | 2.0 × 10−12 |
| and depleted | >120 | <0.1 | Tgas − 2 | − | 2.0 × 10−12 |
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