PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-10:58:10
G02     236.1          74.2                5.0 +/-    0.63       5.2 +/-    0.63  0.110 / 0.240
G05     175.7          11.0               -3.4 +/-   19.84      -9.2 +/-   19.84  0.160 / 0.310
G06     41.3           60.1                4.1 +/-    0.64       4.6 +/-    0.64  0.060 / 0.100
G12     321.9          51.9                4.9 +/-    1.11       6.1 +/-    1.11  0.070 / 0.090
G17     67.9           24.1                3.6 +/-    0.98       7.3 +/-    0.98  0.030 / 0.040
G19     55.4           38.4                3.5 +/-    0.82       5.3 +/-    0.82  0.030 / 0.050
G24     250.0          36.0                7.2 +/-    0.99      11.2 +/-    0.99  0.140 / 0.340
G28     129.2          10.2                5.1 +/-    1.56      14.1 +/-    1.56  0.270 / 0.440