PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/03-01:43:00
G01     318.9          18.3                7.2 +/-    1.43      16.5 +/-    1.43  0.100 / 0.220
G08     254.8          12.9                9.2 +/-    3.24      24.0 +/-    3.24  0.060 / 0.150
G10     80.7           52.7                9.0 +/-    0.80      11.0 +/-    0.80  0.060 / 0.140
G11     301.6          24.1                6.5 +/-    1.55      13.0 +/-    1.55  0.030 / 0.030
G14     297.0          70.5                8.6 +/-    0.80       9.0 +/-    0.80  0.040 / 0.050
G18     303.9          41.0                8.9 +/-    0.86      12.8 +/-    0.86  0.170 / 0.210
G20     69.9           67.8               31.1 +/-    1.26      33.3 +/-    1.26  0.180 / 0.270
G22     300.6          9.3                -0.1 +/-    1.42      -0.2 +/-    1.42  0.150 / 0.220
G31     173.8          44.4               11.2 +/-    1.32      15.2 +/-    1.32  0.120 / 0.150
G32     12.6           65.9                6.7 +/-    0.40       7.2 +/-    0.40  0.050 / 0.070