PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-07:28:10
G01     41.5           17.0                4.6 +/-    3.05      10.8 +/-    3.05  0.070 / 0.090
G06     174.2          35.9               12.9 +/-    1.65      20.2 +/-    1.65  0.070 / 0.130
G11     43.7           9.5                 1.6 +/-    3.32       4.5 +/-    3.32  0.110 / 0.270
G13     238.9          24.8                9.2 +/-    1.18      17.9 +/-    1.18  0.130 / 0.290
G15     271.7          13.4                5.9 +/-    1.70      15.2 +/-    1.70  0.020 / 0.030
G17     354.6          73.2                8.2 +/-    0.58       8.5 +/-    0.58  0.030 / 0.030
G19     270.8          69.5                9.5 +/-    0.93      10.1 +/-    0.93  0.040 / 0.060
G24     317.7          15.1                3.0 +/-    2.86       7.5 +/-    2.86  0.040 / 0.070
G28     57.3           54.2                8.1 +/-    1.60       9.8 +/-    1.60  0.100 / 0.850
G30     154.8          34.1               13.5 +/-    1.63      21.7 +/-    1.63  0.110 / 0.620