PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/09-08:58:00
G01     250.5          36.2                7.6 +/-    0.92      11.9 +/-    0.92  0.080 / 0.100
G03     316.4          45.7                3.1 +/-    1.15       4.2 +/-    1.15  0.080 / 0.100
G11     237.5          11.8                3.9 +/-    2.54      10.4 +/-    2.54  0.040 / 0.040
G14     59.2           41.2                2.5 +/-    0.67       3.5 +/-    0.67  0.040 / 0.040
G18     219.8          27.5                6.7 +/-    1.65      12.4 +/-    1.65  0.060 / 0.090
G22     304.3          67.2                2.9 +/-    0.90       3.1 +/-    0.90  0.060 / 0.090
G25     40.9           10.5                2.0 +/-    3.33       5.5 +/-    3.33  0.060 / 0.110
G26     138.2          37.1                5.6 +/-    0.96       8.6 +/-    0.96  0.050 / 0.110
G31     41.9           58.3                2.7 +/-    0.58       3.1 +/-    0.58  0.110 / 0.350
G32     75.1           25.7                3.2 +/-    0.82       6.1 +/-    0.82  0.110 / 0.360