Phase angle Polarization Error (degree) (%) (%) 10 0.2 0.9 15 -0.4 0.9 20 -0.2 0.7 25 1.1 0.8 30 3.4 0.9 40 2.4 0.9 50 4.7 0.9 60 5.3 1.0 70 7.4 1.0 80 6.4 0.9 90 5.3 1.0 100 5.4 1.0 110 5.8 1.0 120 5.2 0.9 130 5.9 0.8 140 5.0 0.7 150 2.5 0.6 160 3.3 0.7 165 0.6 0.8