PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/22-15:57:40
G03     303.7          63.6                9.4 +/-    0.70      10.4 +/-    0.70  0.080 / 0.120
G14     75.0           33.2                8.2 +/-    1.17      13.4 +/-    1.17  0.080 / 0.130
G16     154.3          34.2               11.8 +/-    1.04      19.0 +/-    1.04  0.040 / 0.040
G18     137.5          -34.8              34.0 +/-    1.10      54.2 +/-    1.10  0.030 / 0.040
G22     243.5          76.7                9.9 +/-    0.65      10.1 +/-    0.65  0.090 / 0.110
G23     300.4          32.1                8.2 +/-    2.57      13.8 +/-    2.57  0.090 / 0.100
G26     114.7          50.0               10.8 +/-    0.81      13.7 +/-    0.81  0.160 / 0.240
G31     42.1           40.9                7.3 +/-    1.11      10.4 +/-    1.11  0.190 / 0.290
G32     91.2           11.8                9.7 +/-    1.37      25.9 +/-    1.37  0.050 / 0.040