PRN Azimuth(d) Elevation(d) Vertical-TEC(tecu) Slant-TEC(tecu) S4(L1/L2) 2019/09/16-00:27:50 G01 309.1 33.0 9.1 +/- 3.03 15.1 +/- 3.03 0.110 / 0.220 G10 102.8 40.4 10.8 +/- 0.73 15.6 +/- 0.73 0.070 / 0.160 G11 287.0 26.6 9.9 +/- 1.90 18.7 +/- 1.90 0.120 / 0.220 G14 341.9 69.0 8.8 +/- 0.85 9.4 +/- 0.85 0.090 / 0.200 G18 281.9 49.8 8.8 +/- 1.63 11.1 +/- 1.63 0.040 / 0.050 G20 118.9 15.4 8.8 +/- 2.18 21.6 +/- 2.18 0.040 / 0.050 G22 308.6 21.7 6.9 +/- 2.94 14.5 +/- 2.94 0.060 / 0.160 G25 86.6 15.2 8.0 +/- 1.34 19.8 +/- 1.34 0.060 / 0.160 G31 166.2 62.2 12.4 +/- 1.06 13.8 +/- 1.06 0.050 / 0.070 G32 32.8 54.6 8.0 +/- 0.43 9.6 +/- 0.43 0.040 / 0.060