PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/03-01:42:50
G01     318.9          18.3                6.0 +/-    0.76      13.7 +/-    0.76  0.160 / 0.310
G08     254.8          12.9                9.4 +/-    1.38      24.6 +/-    1.38  0.130 / 0.290
G10     80.7           52.7                7.0 +/-    0.44       8.5 +/-    0.44  0.130 / 0.220
G11     301.6          24.1                7.4 +/-    0.80      14.8 +/-    0.80  0.140 / 0.220
G14     297.0          70.5                7.5 +/-    0.67       7.9 +/-    0.67  0.040 / 0.050
G18     303.9          41.0                7.9 +/-    1.59      11.3 +/-    1.59  0.040 / 0.050
G20     69.9           67.8               11.4 +/-    1.84      12.2 +/-    1.84  0.180 / 0.350
G22     300.6          9.3                -0.7 +/-    8.77      -1.9 +/-    8.77  0.180 / 0.330
G31     173.8          44.4               10.5 +/-    1.25      14.3 +/-    1.25  0.090 / 0.210
G32     12.6           65.9                5.2 +/-    0.60       5.6 +/-    0.60  0.080 / 0.220