Astronomy & Astrophysics

Table 1: Lines and Landé factors used to measure the effective magnetic field of $\beta$ Lyrae at the Crimean Astrophysical Observatory (CAO) and Osservatorio Astrofisico di Catania (OACt).
Table 2: Measurements and standard deviations of the effective magnetic field of the $\beta$ Lyrae system are listed according to the year of the observations and observatory: Special Astrophysical Observatory (SAO), Crimean Astrophysical Observatory (CAO) and Osservatorio Astrofisico di Catania (OACt).