PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/07-03:12:50
G01     272.5          41.3                7.2 +/-    1.31      10.3 +/-    1.31  0.050 / 0.090
G03     315.5          27.3                3.1 +/-    1.74       5.7 +/-    1.74  0.050 / 0.090
G10     129.0          17.6                7.5 +/-    1.91      17.6 +/-    1.91  0.050 / 0.050
G11     250.6          20.5                8.6 +/-    2.15      18.6 +/-    2.15  0.040 / 0.050
G14     40.7           51.6                5.3 +/-    0.69       6.5 +/-    0.69  0.040 / 0.060
G18     234.3          39.8                8.3 +/-    1.02      12.1 +/-    1.02  0.040 / 0.060
G22     314.2          50.1                6.7 +/-    1.19       8.4 +/-    1.19  0.120 / 0.300
G25     52.1           16.0                4.4 +/-    1.23      10.6 +/-    1.23  0.100 / 0.330
G31     57.5           73.9                7.2 +/-    0.48       7.4 +/-    0.48  0.110 / 0.220
G32     63.8           32.2                5.3 +/-    0.25       8.9 +/-    0.25  0.120 / 0.260