PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/09-14:43:00
G01     47.1           23.1                6.7 +/-    0.91      13.7 +/-    0.91  0.070 / 0.070
G06     175.3          30.7               13.5 +/-    0.92      23.2 +/-    0.92  0.060 / 0.090
G11     43.7           10.9                5.9 +/-    2.17      16.1 +/-    2.17  0.060 / 0.140
G13     246.2          28.2                8.5 +/-    0.82      15.5 +/-    0.82  0.060 / 0.120
G15     283.2          14.2                6.6 +/-    1.70      16.7 +/-    1.70  0.040 / 0.060
G17     338.0          76.8                9.4 +/-    0.82       9.6 +/-    0.82  0.040 / 0.060
G19     250.7          59.6               11.1 +/-    0.75      12.6 +/-    0.75  0.190 / 0.530
G24     318.4          12.7               -5.6 +/-   31.12     -14.7 +/-   31.12  0.130 / 0.590
G28     58.0           51.4                9.1 +/-    0.37      11.3 +/-    0.37  0.060 / 0.150
G30     151.9          38.8               11.9 +/-    0.52      17.7 +/-    0.52  0.070 / 0.170