PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/06-03:43:00
G01     256.9          37.8                7.2 +/-    0.75      10.8 +/-    0.75  0.060 / 0.110
G03     316.5          37.9                5.2 +/-    1.39       7.8 +/-    1.39  0.060 / 0.110
G11     240.4          14.6                7.5 +/-    1.75      18.9 +/-    1.75  0.040 / 0.050
G14     54.2           44.6                3.9 +/-    0.77       5.3 +/-    0.77  0.040 / 0.040
G18     223.6          31.0                7.6 +/-    1.84      13.1 +/-    1.84  0.130 / 0.270
G22     309.6          61.1                5.5 +/-    1.01       6.2 +/-    1.01  0.110 / 0.350
G25     42.3           11.5                3.9 +/-    1.42      10.6 +/-    1.42  0.060 / 0.080
G26     139.2          34.4                6.4 +/-    3.19      10.3 +/-    3.19  0.060 / 0.090
G31     43.0           62.4                5.0 +/-    0.34       5.5 +/-    0.34  0.130 / 0.270
G32     73.8           24.8                5.0 +/-    0.71       9.8 +/-    0.71  0.120 / 0.240