PRN Azimuth(d) Elevation(d) Vertical-TEC(tecu) Slant-TEC(tecu) S4(L1/L2) 2017/09/11-03:43:10 G01 278.6 41.4 7.1 +/- 1.14 10.1 +/- 1.14 0.040 / 0.080 G03 314.2 22.2 3.7 +/- 3.22 7.8 +/- 3.22 0.050 / 0.090 G10 126.0 22.6 8.2 +/- 0.82 17.0 +/- 0.82 0.070 / 0.080 G11 254.0 23.7 7.7 +/- 1.86 15.5 +/- 1.86 0.050 / 0.090 G14 38.3 52.3 7.6 +/- 0.87 9.3 +/- 0.87 0.050 / 0.050 G22 314.5 45.9 5.9 +/- 1.85 7.9 +/- 1.85 0.050 / 0.060 G25 54.9 16.6 6.0 +/- 1.76 14.4 +/- 1.76 0.020 / 0.030 G26 154.1 18.8 10.3 +/- 2.48 23.4 +/- 2.48 0.030 / 0.030 G31 82.7 80.3 8.2 +/- 0.43 8.3 +/- 0.43 0.040 / 0.070 G32 57.3 38.3 6.5 +/- 0.40 9.7 +/- 0.40 0.030 / 0.080