PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/03-15:13:10
G01     45.0           21.2                6.6 +/-    1.84      14.0 +/-    1.84  0.060 / 0.090
G06     174.7          33.7               12.0 +/-    1.60      19.5 +/-    1.60  0.050 / 0.090
G13     243.4          26.4               10.8 +/-    1.50      20.5 +/-    1.50  0.070 / 0.130
G15     280.2          13.6                5.9 +/-    1.38      15.1 +/-    1.38  0.080 / 0.140
G17     346.9          75.0                9.0 +/-    0.69       9.3 +/-    0.69  0.040 / 0.070
G19     256.1          62.0                8.7 +/-    0.77       9.8 +/-    0.77  0.040 / 0.080
G24     317.9          15.0                4.0 +/-    2.11       9.9 +/-    2.11  0.140 / 0.300
G28     62.2           50.1                9.2 +/-    0.60      11.6 +/-    0.60  0.140 / 0.390
G30     152.9          35.6               10.5 +/-    0.99      16.4 +/-    0.99  0.100 / 0.220