PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/04-02:43:00
G08     283.8          22.9               10.3 +/-    1.07      21.1 +/-    1.07  0.100 / 0.150
G10     26.2           62.7                6.7 +/-    0.64       7.5 +/-    0.64  0.080 / 0.120
G14     237.9          51.9               12.5 +/-    0.62      15.4 +/-    0.62  0.050 / 0.090
G18     317.4          17.0                7.2 +/-    2.39      17.2 +/-    2.39  0.040 / 0.080
G20     37.8           65.6               17.0 +/-    0.81      18.4 +/-    0.81  0.070 / 0.180
G21     150.5          33.1                9.8 +/-    0.97      16.1 +/-    0.97  0.070 / 0.140
G24     48.3           20.2                4.6 +/-    1.34      10.2 +/-    1.34  0.040 / 0.030
G27     246.2          27.0               11.8 +/-    2.31      22.0 +/-    2.31  0.030 / 0.040
G31     180.5          15.4               11.3 +/-    3.10      27.8 +/-    3.10  0.050 / 0.110
G32     273.1          75.2                9.2 +/-    0.59       9.5 +/-    0.59  0.050 / 0.120