PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-02:28:00
G01     314.1          27.8                6.1 +/-    2.50      11.1 +/-    2.50  0.070 / 0.220
G10     94.9           45.2                8.3 +/-    0.68      11.1 +/-    0.68  0.080 / 0.360
G11     293.6          25.9                8.4 +/-    1.79      16.1 +/-    1.79  0.040 / 0.030
G14     325.4          70.7                7.8 +/-    0.82       8.2 +/-    0.82  0.040 / 0.030
G18     292.2          47.4                8.0 +/-    9.25      10.5 +/-    9.25  0.070 / 0.060
G20     113.9          21.3                7.6 +/-    1.16      16.3 +/-    1.16  0.070 / 0.060
G22     305.9          17.1                5.5 +/-    5.73      13.0 +/-    5.73  0.060 / 0.060
G25     93.1           12.6                7.5 +/-    1.75      19.8 +/-    1.75  0.060 / 0.050
G31     170.5          54.7               -0.4 +/-    0.68      -0.5 +/-    0.68  0.080 / 0.210
G32     23.3           60.4                7.0 +/-    0.60       7.9 +/-    0.60  0.090 / 0.240