Orbital and sub-orbital period determination of the candidate high-mass X-ray binary HD 3191

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Table 2.

Synthetic light curve parameters of HD 3191.

Parameter	Value ^(*)
Mass of the primary	M₁ = 15 M_⊙
Normalised surface potential of the primary	Φ_n, 1 = 4.65 ± 0.22
Effective temperature of the primary	T₁ = 25 000 K
Mass of the secondary	M₂ = 3.0 M_⊙
Orbital inclination	35.8 ° ±0.4°
Orbital radius ^(**)	a = 0.327 AU

Notes.

^(*)

Probable error is given for parameters being fitted. Others are fixed.

^(**)

Orbital radius derived from M₁ and M₂, the orbital period and third Kepler’s law.

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