Table 3
Best orbital solution parameters for A–BC when the system mass is constrained by the B+C pair dynamical mass of 0.48 ± 0.14 M⊙.
| Orbital element | Value | |
|
|
||
| Periastron date T0 | 2 452 302 |
|
| (2002 Jan. 28) | ||
| Period P (years) | 234 |
|
| Semi-major axis a (mas) | 1898 |
|
| Semi-major axis a (AU) | 38 | ± 4 |
| Eccentricity e | 0.44 |
|
| Argument of periastron ω (°) | 9 |
|
| PA of ascending node Ω (°) | 167 |
|
| Inclination i (°) | 52.5 |
|
| System mass MA + B + C (mas3/ yr2) | 124658 |
|
| System mass MA + B + C (M⊙) | 1.01 | ± 0.3 |
| Mass ratio MC/MB | 1.00 | ± 0.03 |
| Reduced χ2 | 1.6 | |
| Mass of A MA (M⊙) | 0.53 | ± 0.20 |
| Mass of B MB (M⊙) | 0.24 | ± 0.07 |
| Mass of C MC (M⊙) | 0.24 | ± 0.07 |
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