PRN Azimuth(d) Elevation(d) Vertical-TEC(tecu) Slant-TEC(tecu) S4(L1/L2) 2018/11/26-04:42:50 G01 120.7 16.5 6.2 +/- 1.92 14.9 +/- 1.92 0.120 / 0.170 G07 79.3 65.9 7.1 +/- 0.67 7.7 +/- 0.67 0.110 / 0.170 G08 44.8 30.6 4.3 +/- 1.33 7.4 +/- 1.33 0.040 / 0.030 G09 175.1 25.4 5.8 +/- 1.95 11.3 +/- 1.95 0.030 / 0.030 G11 106.9 39.4 7.2 +/- 0.56 10.6 +/- 0.56 0.040 / 0.030 G13 318.3 18.4 4.5 +/- 2.91 10.4 +/- 2.91 0.030 / 0.020 G17 200.1 25.1 7.5 +/- 2.46 14.6 +/- 2.46 0.140 / 0.200 G28 286.5 55.4 6.9 +/- 2.30 8.1 +/- 2.30 0.110 / 0.150 G30 340.3 65.9 7.0 +/- 0.66 7.5 +/- 0.66 0.090 / 0.070