PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/08-22:57:40
G02     13.9           69.1                8.4 +/-    0.77       8.9 +/-    0.77  0.040 / 0.060
G05     156.4          46.6               12.7 +/-    1.06      16.8 +/-    1.06  0.040 / 0.060
G06     46.1           28.2                8.0 +/-    0.87      14.6 +/-    0.87  0.260 / 0.430
G12     254.8          80.5               10.3 +/-    0.57      10.4 +/-    0.57  0.250 / 0.480
G19     85.3           21.6                9.1 +/-    0.97      19.3 +/-    0.97  0.020 / 0.030
G24     218.9          13.9               16.3 +/-    3.48      41.7 +/-    3.48  0.030 / 0.070
G25     313.3          39.8                9.2 +/-    2.74      13.4 +/-    2.74  0.050 / 0.110
G29     294.8          15.4               10.0 +/-    1.76      24.6 +/-    1.76  0.050 / 0.100