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Table 2

Orbital and stellar parameters of CVSO 104 A.

Orbital parameters Stellar parameters
HJD0(*) 788.156 ± 0.023 Primary Secondary
Porb (d) 5.0253 ± 0.0001 SpT M0 M2
e 0.395 ± 0.048 Teff (K) 3770 ± 180 3590 ± 190
ω (°) 160.9 ± 1.9 vsin i (km s−1) 7.5 ± 1.0 6.0 ± 1.0
γ (km s−1) 24.51 ± 0.17 wa,b 0.63 ± 0.10 0.37 ± 0.10
Ka (km s−1) 45.93 ± 0.27 WLi (mÅ) 550 ± 40 680 ± 70
Kb (km s−1) 48.85 ± 0.27 A(Li) 3.2 ± 0.2 3.6 ± 0.3
Ma sin3i (M) 0.185 ± 0.013 R (R) 1.07 ± 0.02 0.99 ± 0.02
Mb sin3i (M) 0.171 ± 0.012 L (L) 0.21 ± 0.04 0.15 ± 0.04
Mb/Ma 0.921 ± 0.008 M (M) 0.57 ± 0.15 0.43 ± 0.15
asini (R) 8.73 ± 0.04

Notes. (*)Heliocentric Julian Date (HJD-2 457 000) of the periastron passage; the subscripts a and b refer to the primary (more massive) and secondary component, respectively.

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