Table 4
Parameters of the eccentric binary systems. Inclinations in brackets stand for non-eclipsing systems.
| Parameters | Model E1 | Model E2 | Model E3 | Model E4 | Model E5 |
|
|
|||||
| Period (day) | 6.08 | 15.093 | 9.6466 | 5.604 | 5.816 |
| Eccentricity | 0.46 | 0.234 | 0.156 | 0.259 | 0.133 |
| Argument of periastron of secondary (°) | 197.4 | 202.5 | 302 | 284 | 82 |
| Mass ratio | 0.44 | 0.54 | 0.63 | 0.74 | 0.98 |
| Inclination (°) | (60) | (32) | (56) | (60) | 67.2 |
| Mass of primary (M⊙) | 45 | 68.5 | 36.2 | 24.5 | 27.8 |
| Mass of secondary (M⊙) | 20 | 37.3 | 22.9 | 18.2 | 27.2 |
| Primary polar temperature (K) | 49 000 | 39 300 | 40 500 | 32 800 | 34 350 |
| Secondary polar temperature (K) | 36 500 | 40 100 | 35 000 | 31 200 | 34 000 |
| Polar radius of primary (R⊙) | 9.2 | 24.0 | 9.5 | 10.3 | 16.0 |
| Polar radius of secondary (R⊙) | 7.0 | 10.0 | 7.7 | 7.9 | 14.5 |
| v1sin (i) (km s-1) | 135 | 144 | 102 | 152 | 135 |
| v2sin (i) (km s-1) | 145 | 75 | 164 | 133 | 135 |
| βa of primary | 0.64 | 2.06 | 1.80 | 1.09 | 0.81 |
| βa of secondary | 0.91 | 2.59 | 3.57 | 1.24 | 0.89 |
|
|
|||||
| TIDES code parameters | |||||
|
|
|||||
Viscosity, ν, of primary ( day-1) |
0.05 | 0.045 | 0.028 | 0.05 | 0.05 |
| Viscosity, ν, of secondary ( day-1) |
0.05 | 0.01 | 0.028 | 0.02 | 0.02 |
| Layer depth | 0.01 | 0.1 | 0.07 | 0.02 | 0.1 |
| Polytropic index of primary | 1.5 | 3 | 1.5 | 3 | 3 |
| Polytropic index of secondary | 1.5 | 1.5 | 1.5 | 1.5 | 3 |
| Number of azimuthal × latitudinal partitions | 500 × 20 | 500 × 20 | 500 × 20 | 500 × 20 | 500 × 20 |
Notes.
The β parameter measures the asynchronicity of the star at periastron and is defined by 
, where vrot is the equatorial rotation velocity, R is the equilibrium radius, and e is the eccentricity.
References. From Antokhina et al. (2000), Rauw et al. (2000), Gies et al. (2002), Sana et al. (2008), Mayer et al. (2008), and Sana et al. (2001) for models E1 to E5.
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