PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/26-04:42:40
G01     314.9          25.7               -4.7 +/-   10.86      -9.1 +/-   10.86  0.090 / 0.150
G10     93.6           47.2               -7.0 +/-    8.82      -9.1 +/-    8.82  0.080 / 0.120
G11     293.2          26.8                2.9 +/-    1.89       5.5 +/-    1.89  0.040 / 0.060
G14     321.6          70.4               -9.9 +/-    9.35     -10.4 +/-    9.35  0.040 / 0.060
G18     293.7          46.3                4.1 +/-    1.92       5.5 +/-    1.92  0.030 / 0.050
G20     107.0          41.0                5.7 +/-    0.82       8.1 +/-    0.82  0.040 / 0.050
G22     305.5          17.8                3.0 +/-    1.02       7.1 +/-    1.02  0.090 / 0.180
G25     92.1           12.6               -3.1 +/-   13.62      -8.1 +/-   13.62  0.060 / 0.170
G31     170.2          54.8                5.8 +/-    2.90       6.9 +/-    2.90  0.080 / 0.140
G32     26.0           58.9                1.9 +/-    2.10       2.2 +/-    2.10  0.060 / 0.150