Phase angle Polarization Error (degree) (%) (%) 7.0 11.9 2.4 12.0 18.9 1.9 15.0 15.1 1.8 20.0 11.6 1.5 25.0 8.9 2.1 32.0 6.4 2.3 45.0 7.4 2.3 55.0 11.7 2.8 60.0 11.0 2.4 72.0 12.9 3.4 87.0 16.7 2.5 100.0 16.9 2.3 112.5 17.2 1.5 122.5 13.5 1.3 132.5 15.1 0.8 142.5 14.6 1.0 152.5 10.1 1.2 160.0 3.7 0.6