Phase angle Polarization Error (degree) (%) (%) 10 -6.6 3.6 15 -1.7 3.9 20 3.2 5.0 25 3.8 4.6 30 7.2 5.0 40 9.4 5.0 50 12.6 5.0 60 16.7 5.0 70 13.4 5.0 80 16 5.0 90 18.3 5.0 100 12.2 5.0 110 12.6 5.0 120 7.7 5.0 130 8.9 5.0 140 10.7 5.0 150 3.1 4.4 160 7.3 5.0 165 0.3 3.8