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Table 2

Orbital solution and stellar parameters.

Primary Secondary

P [d] 3.070507 (fixed)
e 0.0 (fixed)
T0 [HJD–2 450 000] 5032.019  ±  0.002
q(M1/M2) 2.53  ±  0.05
γ [km s-1]  −11.81  ±  0.91  −11.40  ±  1.20
K [km s-1] 88.72  ±  1.02 224.48  ±  2.58
asini [R] 5.38  ±  0.06 13.61  ±  0.16
Msin3i [M] 7.00  ±  0.18 2.77  ±  0.05
rms [km s-1] 2.9198

Teff [K] 32 000  ±  1000 28 000  ±  1000
5.11 4.69
log g 3.5  ±  0.1 3.1  ±  0.1
Mspec [M] 15.9 4.1
Mev [M] 25.3 18.0
radius [R] 11.7 9.4
He/H 0.1  ±  0.02 0.4  ±  0.1
C/H [× 10-4] 1.0  ±  0.5 0.3  ±  0.2
N/H [× 10-4] 0.85  ±  0.2 12.0  ±  2.0
O/H [× 10-4] 3.0  ±  0.5 0.5  ±  0.3
V sin i [km s-1] 130  ±  10 80  ±  10
vmac [km s-1] 40  ±  5 44  ±  5
[10-8M yr-1] 1.0 ± 0.3
v [km s-1] 1800  ±  100

Notes. The given errors correspond to 1-σ. The solar abundances for the chemical elements quoted here are He/H = 0.1, C/H = 2.45 × 10-4, N/H = 0.60 × 10-4, and O/H = 4.57 × 10-4, respectively.

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