Phase angle Polarization Error (degree) (%) (%) 10 2.8 2.2 15 -3.1 2.4 20 0.3 2.2 25 1.2 2.3 30 -1.0 2.1 40 -0.4 2.4 50 0.3 2.4 60 5.5 1.8 70 3.1 2.0 80 3.2 2.2 90 5.0 1.7 100 6.3 1.8 110 5.3 1.9 120 2.1 1.8 130 1.6 2.0 140 2.1 1.8 150 4.3 1.6 160 3.4 1.4 165 0.1 1.8