PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/11-22:28:00
G05     51.1           12.2                7.4 +/-    2.50      19.6 +/-    2.50  0.120 / 0.180
G10     240.3          17.2               16.9 +/-    1.80      39.9 +/-    1.80  0.280 / 0.150
G13     67.6           35.2               12.1 +/-    0.94      19.1 +/-    0.94  0.040 / 0.050
G15     119.5          55.8               13.6 +/-    0.59      16.1 +/-    0.59  0.060 / 0.050
G16     307.0          15.1               10.0 +/-    1.92      24.8 +/-    1.92  0.100 / 0.330
G20     245.7          14.1                8.2 +/-    2.61      20.8 +/-    2.61  0.090 / 0.390
G21     318.2          50.3               12.1 +/-    0.54      15.2 +/-    0.54  0.080 / 0.110
G26     279.3          19.9               12.6 +/-    2.16      27.7 +/-    2.16  0.050 / 0.120
G29     160.4          66.5               11.6 +/-    0.55      12.6 +/-    0.55  0.030 / 0.030