... Parameters used in the modeling of the radial-velocity curves of the optical component in the Roche model P ,days e i, µ f T kx A u ef f 1.700167412 0.0 80 ; 88 1.0 1.0 Orbital period Eccentricity Orbital inclination Degree of Roche lobe filling by the optical component Asynchronicity factor for the rotation of the optical component Effective temperature of the non-perturbed optical component Gravitational-darkening coefficient Ratio of the ... observed profile (Fig. ...