Table 1.
Observed and derived parameters for the primaries in the SB2 sample, where vc is the synchronous velocity as defined by Eq. (1), with log fc and log fp being the inferred ratios of v sin i to vc for the cases of circular and eccentric orbits respectively.
| VFTS | V | (B − V) | Teff | E(B − V) | BC | log L/L⊙ | F | P | R (R⊙) | vc (km s−1) | log fc | log fp | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1000 K | d | 1 | 2 | 1 | 2 | 1 | 2 | 1 | 2 | |||||||
| 112 | 16.19 | 0.08 | 29.1 | 0.35 | −2.85 | 4.45 | 1.89 | 1.67 | 5.4 | 4.6 | 162 | 139 | −0.06 | −0.11 | −0.06 | −0.11 |
| 199 | 16.91 | −0.01 | 24.5 | 0.23 | −2.43 | 3.83 | 1.18 | 1.67 | 3.3 | 3.1 | 102 | 94 | −0.02 | −0.06 | −0.02 | −0.06 |
| 206 | 14.99 | 0.15 | 19.2 | 0.33 | −1.84 | 4.51 | 1.48 | 7.56 | 12.5 | 84 | −0.18 | −0.20 | ||||
| 240 | 15.85 | 0.01 | 26.8 | 0.26 | −2.65 | 4.39 | 1.12 | 1.38 | 5.3 | 195 | −0.13 | −0.22 | ||||
| 248 | 16.49 | 0.00 | 25.7 | 0.25 | −2.55 | 4.07 | 2.59 | 2.49 | 4.6 | 94 | 0.01 | −0.14 | ||||
| 255 | 16.68 | 0.02 | 24.5 | 0.26 | −2.43 | 3.96 | 1.12 | 2.84 | 3.9 | 3.7 | 69 | 65 | −0.01 | −0.04 | −0.03 | −0.06 |
| 364 | 16.82 | 0.03 | 23.4 | 0.26 | −2.32 | 3.86 | 1.11 | 4.40 | 3.8 | 43 | 0.35 | 0.20 | ||||
| 383 | 16.10 | 0.20 | 29.1 | 0.47 | −2.85 | 4.66 | 3.48 | 2.60 | 7.4 | 144 | −0.37 | −0.43 | ||||
| 520 | 16.69 | 0.08 | 26.8 | 0.33 | −2.28 | 3.96 | 4.56 | 2.95 | 5.0 | 2.7 | 85 | 46 | −0.02 | −0.15 | ||
| 589 | 15.83 | 0.15 | 29.1 | 0.82 | −2.85 | 4.69 | 2.19 | 7.63 | 7.3 | 5.8 | 48 | 38 | ≤−0.08 | ≤0.02 | ≤−0.34 | ≤−0.24 |
| 637 | 16.61 | 0.04 | 25.7 | 0.29 | −2.55 | 4.15 | 1.53 | 1.63 | 4.3 | 133 | 0.01 | −0.01 | ||||
| 686 | 14.99 | 0.17 | 25.4 | 0.41 | −2.52 | 4.89 | 3.45 | 16.87 | 12.8 | 38 | ≤0.02 | ≤−0.28 | ||||
| 752 | 16.48 | −0.12 | 25.7 | 0.13 | −2.55 | 3.90 | 1.40 | 1.41 | 3.5 | 2.9 | 124 | 105 | −0.25 | −0.20 | −0.25 | −0.20 |
| 883 | 16.49 | 0.13 | 29.1 | 0.40 | −2.85 | 4.40 | 2.70 | 3.50 | 5.4 | 78 | 0.09 | −0.26 | ||||
Notes. Columns headed “1” and “2” refer to primary and secondary components. F is the flux ratio from Eq. (3), and R denotes the stellar radii.
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