PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/01-03:27:50
G08     268.8          19.1                9.6 +/-    2.10      21.6 +/-    2.10  0.070 / 0.140
G10     57.2           59.1                7.7 +/-    0.74       8.8 +/-    0.74  0.110 / 0.190
G14     260.0          63.2                8.6 +/-    1.10       9.5 +/-    1.10  0.110 / 0.210
G18     313.5          29.9                6.3 +/-    1.20      11.0 +/-    1.20  0.100 / 0.200
G20     73.3           59.2               10.1 +/-    1.07      11.5 +/-    1.07  0.040 / 0.040
G21     154.6          18.4                9.4 +/-    1.27      21.6 +/-    1.27  0.040 / 0.050
G24     40.0           10.4                5.9 +/-    3.20      16.2 +/-    3.20  0.110 / 0.160
G27     233.6          17.4               11.7 +/-    1.81      27.5 +/-    1.81  0.130 / 0.170
G31     177.1          29.9                9.8 +/-    0.68      17.2 +/-    0.68  0.090 / 0.270
G32     338.7          74.8                8.0 +/-    0.33       8.2 +/-    0.33  0.120 / 0.330