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Table 1.
Description of the three SMBBH models.
| Model | Orbital separation a | Orbital period P | Number | V1 | V2 | q |
|---|---|---|---|---|---|---|
| light days | years | of clouds | km s−1 | km s−1 | ||
| Distant | 47.65 | 75.0 | 2000 | 1639 | 1639 | 1.0 |
| Distant | 47.65 | 75.0 | 2000 | 1093 | 2186 | 0.5 |
| Distant | 47.65 | 75.0 | 2000 | 298 | 2980 | 0.1 |
| Contact | 16.68 | 15.5 | 1600 | 2771 | 2771 | 1.0 |
| Mixed | 2.978 | 1.2 | 1000 | 6558 | 6558 | 1.0 |
Notes. Velocities V1 and V2 are orbital velocities and q is the mass ratio.
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