Phase angle Polarization Error (degree) (%) (%) 15.0 27.7 1.2 20.0 15.5 1.7 25.0 15.0 2.3 30.0 3.7 1.1 40.0 0.7 3.4 50.0 1.2 0.6 65.0 2.1 1.0 80.0 4.0 5.8 90.0 4.4 1.3 100.0 2.9 0.8 110.0 -0.3 2.2 130.0 -0.7 0.5 140.0 4.6 2.2 150.0 6.0 2.7