PRN Azimuth(d) Elevation(d) Vertical-TEC(tecu) Slant-TEC(tecu) S4(L1/L2) 2018/02/10-16:43:00 G01 299.5 37.3 7.6 +/- 0.95 11.6 +/- 0.95 0.030 / 0.030 G03 309.7 13.7 6.3 +/- 2.27 16.1 +/- 2.27 0.030 / 0.030 G10 113.6 34.7 9.5 +/- 1.11 15.1 +/- 1.11 0.060 / 0.100 G11 275.9 27.0 7.2 +/- 1.79 13.4 +/- 1.79 0.050 / 0.120 G14 9.7 63.6 7.0 +/- 0.51 7.7 +/- 0.51 0.040 / 0.060 G22 312.4 33.3 6.3 +/- 0.83 10.3 +/- 0.83 0.040 / 0.070 G25 74.9 18.5 8.4 +/- 0.41 19.1 +/- 0.41 0.070 / 0.130 G31 153.7 73.5 9.2 +/- 0.95 9.6 +/- 0.95 0.060 / 0.120 G32 44.6 46.5 6.6 +/- 0.42 8.7 +/- 0.42 0.060 / 0.090