Phase angle Polarization Error (degree) (%) (%) 8 -2.1 3.3 10 -3.5 2.6 15 -0.7 2.1 20 1.5 2.2 25 3.5 2.4 30 6.2 2.5 40 11.8 2.8 50 18 3.2 60 26.9 3.4 70 39.3 3.6 80 47.2 3.6 90 57.5 3.4 100 61.5 2.8 110 62.7 3.2 120 62 3.5 130 56.5 4.3 140 42.6 3.4 150 23.5 3.1 160 12.3 2.4 165 8.6 1.5