PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/10-07:43:00
G01     255.6          37.3                6.1 +/-    1.30       9.3 +/-    1.30  0.030 / 0.040
G03     316.5          39.7                5.8 +/-    2.11       8.5 +/-    2.11  0.040 / 0.060
G11     240.2          14.2                5.8 +/-    1.76      14.6 +/-    1.76  0.050 / 0.090
G14     53.9           45.3                3.6 +/-    0.42       4.8 +/-    0.42  0.050 / 0.080
G18     223.9          30.5                6.8 +/-    1.43      11.9 +/-    1.43  0.060 / 0.070
G22     308.1          63.9                5.0 +/-    1.28       5.5 +/-    1.28  0.060 / 0.090
G25     42.5           12.0                1.3 +/-    1.77       3.5 +/-    1.77  0.090 / 0.110
G26     137.0          35.7                6.8 +/-    0.73      10.7 +/-    0.73  0.070 / 0.100
G31     42.5           59.8                4.4 +/-    0.47       5.0 +/-    0.47  0.200 / 0.420
G32     75.0           23.6                4.0 +/-    1.05       8.1 +/-    1.05  0.230 / 0.370