PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/08-02:58:10
G10     56.9           59.2                6.7 +/-    2.09       7.6 +/-    2.09  0.120 / 0.330
G11     312.7          16.2                7.7 +/-    2.25      18.6 +/-    2.25  0.130 / 0.310
G14     259.9          63.4                7.0 +/-    0.97       7.7 +/-    0.97  0.050 / 0.060
G18     313.5          29.8               10.2 +/-    1.90      18.0 +/-    1.90  0.050 / 0.060
G20     66.7           62.4               10.9 +/-    1.27      12.1 +/-    1.27  0.150 / 0.460
G21     154.6          18.6               10.9 +/-    1.40      24.8 +/-    1.40  0.130 / 0.420
G24     40.0           10.4                6.5 +/-    2.28      17.8 +/-    2.28  0.160 / 0.350
G27     233.7          17.5               12.5 +/-    2.29      29.2 +/-    2.29  0.190 / 0.340
G31     177.2          29.7               11.5 +/-    3.17      20.2 +/-    3.17  0.030 / 0.030
G32     338.1          74.9                7.2 +/-    0.88       7.4 +/-    0.88  0.030 / 0.040