Phase angle Polarization Error (degree) (%) (%) 8 2.5 2.1 10 3.9 1.4 12 3.9 1.3 15 2.8 1.0 17 5.8 1.0 20 6.4 1.1 25 6.4 1.1 30 9.3 1.0 40 14.3 1.0 50 21.2 1.0 60 26.8 1.2 70 37.4 1.0 80 42.8 1.2 90 51.7 1.0 100 63.5 1.0 110 73.5 0.7 120 75.7 0.7 130 66.6 1.0 140 53.9 1.3 150 38.0 1.6 160 25.4 2.0