PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/29-23:43:10
G03     238.5          67.9                6.8 +/-    0.69       7.3 +/-    0.69  0.170 / 0.430
G09     304.8          21.5                6.7 +/-    3.53      14.3 +/-    3.53  0.170 / 0.440
G14     100.4          13.5                6.7 +/-    2.00      17.2 +/-    2.00  0.050 / 0.060
G16     125.7          59.2                7.6 +/-    0.66       8.7 +/-    0.66  0.060 / 0.050
G22     196.2          55.1                7.2 +/-    1.26       8.6 +/-    1.26  0.040 / 0.030
G23     318.2          47.8                4.9 +/-    1.27       6.4 +/-    1.27  0.030 / 0.040
G26     70.0           52.5                4.1 +/-    0.38       5.0 +/-    0.38  0.030 / 0.050
G31     51.9           21.5                2.5 +/-    1.91       5.2 +/-    1.91  0.040 / 0.050