PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/07-02:43:10
G08     277.4          21.9                8.0 +/-    1.94      16.9 +/-    1.94  0.080 / 0.220
G10     39.4           61.7                8.0 +/-    0.47       8.9 +/-    0.47  0.090 / 0.220
G14     245.5          57.0               10.3 +/-    1.38      12.1 +/-    1.38  0.040 / 0.070
G18     316.4          22.3                4.3 +/-    3.76       9.0 +/-    3.76  0.050 / 0.070
G20     48.4           65.1               11.1 +/-    0.69      12.0 +/-    0.69  0.030 / 0.030
G21     152.5          27.1               10.2 +/-    1.02      19.0 +/-    1.02  0.030 / 0.030
G24     44.3           16.5                5.5 +/-    1.85      13.3 +/-    1.85  0.080 / 0.170
G27     240.8          23.3                8.8 +/-    1.80      17.8 +/-    1.80  0.090 / 0.190
G31     179.1          21.0                9.9 +/-    2.64      21.2 +/-    2.64  0.130 / 0.150
G32     299.9          76.9                8.2 +/-    0.95       8.4 +/-    0.95  0.110 / 0.220