PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/06-06:12:50
G01     312.6          28.4                4.7 +/-    1.52       8.6 +/-    1.52  0.060 / 0.140
G10     98.2           44.9                5.1 +/-    0.98       6.9 +/-    0.98  0.060 / 0.160
G11     289.7          27.4                5.2 +/-    1.09       9.6 +/-    1.09  0.180 / 0.150
G14     330.2          69.7                4.3 +/-    0.51       4.5 +/-    0.51  0.090 / 0.150
G18     288.8          47.8                0.6 +/-   11.73       0.8 +/-   11.73  0.040 / 0.040
G20     113.8          27.2                7.3 +/-    2.27      13.6 +/-    2.27  0.030 / 0.040
G22     307.4          21.6                5.3 +/-    2.95      11.2 +/-    2.95  0.040 / 0.040
G31     168.1          59.0                7.2 +/-    0.74       8.2 +/-    0.74  0.040 / 0.040
G32     30.5           56.1                4.7 +/-    1.11       5.5 +/-    1.11  0.090 / 0.100