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Table 6

Spectroscopic orbital solutions.

Parameter V18 V20 V80

Fixed parameters:
T (HJD−2 400 000) 54651.4506 53151.6061 54652.3045
P (days) 18.798638 14.469918 4.88594
Free parameters:
Kp (km s-1) 48.094 ± 0.075 46.900 ± 0.050 66.05 ± 0.16
Ks (km s-1) 51.523 ± 0.076 61.59 ± 0.10 87.38 ± 0.26
γ (km s-1) −47.743 ± 0.038 −46.639 ± 0.035 −45.355 ± 0.098
e 0.0196 ± 0.0012 0.00(fixed) 0.00(fixed)
ω (°) 149.4 ± 3.1 90.00(fixed) 90.00(fixed)

Derived parameters:
Mpsin3i   (M) 0.9953 ± 0.0033 1.0868 ± 0.0039 1.0415 ± 0.0069
Mssin3i   (M) 0.9291 ± 0.0032 0.8276 ± 0.0022 0.7872 ± 0.0043
q 0.9334 ± 0.0020 0.7615 ± 0.0015 0.7559 ± 0.0028
asini   (R) 37.010 ± 0.040 31.030 ± 0.032 14.819 ± 0.029
Other quantities:
σp(km s-1) 0.24 0.14 0.33
σs(km s-1) 0.23 0.31 0.69
N obs 13 15 10
Time span (days) 88 377 92

Notes. T is the time of central primary eclipse.

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