Table C.1
Best models for i = 20° and inferred source properties.
| Scenario | 1 | 2 | 3 |
| Plotting color | Orange | Red | Green |
| Wiggling cause | Orbital | Orbital | Precession |
| CO jet source | VLA4B | Companion | VLA4B |
| [FeII] jet source | VLA4B | VLA4B | VLA4B |
|
|
|||
| Wiggling model parameters (bold face are imposed) | |||
|
|
|||
| Orbit/precession sense | Counterclockwise | ||
| Mean jet PA (±2°) | 152° | 155° | 154° |
| Projected half-angle | 10° | 10° | 10° |
|
|
|||
| Orbital period τo (yr) | 92 | 94 | |
| Orbital velocity Vo (km s-1) | 5.8 | 5.8 | ≤ 1.2 |
| Orbital radius ro (au) | 18 | 18 | |
| PA to companion (±3°) | 249 | 69 | – |
|
|
|||
| Precession period τp (yr) | 116 | ||
| Deprojected half-angle δ | 3.5° | ||
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|
|||
| Inferred binary parametersa,b (bold face are imposed) | |||
|
|
|||
| a (au) | 20–32 | 20–26c | ≤ 0.5 |
| Mtot (M⊙) | 1−4 | 1–2 | 0.1–2 |
| MCOjet (M⊙) | 0.1−1.8 | 0.1−0.6 | 0.1–2 |
| M2 (M⊙) | 0.9−2.2 | 0.9−1.4 | ≤0.01−0.03 |
Notes.
in Scenario 3, assume rigid disk precession obeying Eq. (1) of Terquem et al. (1999) with disk radius R/a ≃ 1/3 and Vo = 2πro/τo ≤ 1.2 km s-1 (jet orbital spreading < 2°). However, non-rigid disk precession induced by VLA4A is not excluded.
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