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Table 3
Parameters of the two-companion model of Fig. 3 for HW Vir.
| Parameter | Inner companion | Outer companion |
| #3 | #4 | |
|
|
||
| Orbital period P (yr) | 12.7 ± 0.2 | 55 (fixed) |
| Eccentricity e | 0.40 ± 0.10 | 0.05 : |
| Semi-major axis a (AU) | 4.69 ± 0.06 | 12.8 ± 0.2 |
| Amplitude K (s) | 49 ± 3 | 563 ± 200 |
| Mass Msin i (MJup) | 14.3 ± 1.0 | 65 ± 15 |
| Argument of periastron ω (°) | −18 ± 10 | 0 : |
| Periastron passage (JD) | 2 452 401 | 2 461 677 : |
| Periastron passage (Cycle) | 57 150 | 136 619 : |
Notes. A colon indicates uncertain values.
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