PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/14-05:43:10
G01     311.5          29.6                5.5 +/-    1.10       9.8 +/-    1.10  0.070 / 0.140
G10     100.2          43.7                5.7 +/-    0.61       7.9 +/-    0.61  0.080 / 0.100
G11     287.6          27.7                5.0 +/-    1.31       9.2 +/-    1.31  0.130 / 0.100
G14     336.0          69.4                5.0 +/-    0.41       5.3 +/-    0.41  0.100 / 0.090
G18     286.1          48.4                2.2 +/-    8.43       2.8 +/-    8.43  0.060 / 0.140
G20     114.0          30.3               11.3 +/-    2.30      19.7 +/-    2.30  0.060 / 0.130
G22     308.0          22.5                6.2 +/-    1.98      12.9 +/-    1.98  0.030 / 0.040
G25     87.2           14.7                5.9 +/-    2.82      14.9 +/-    2.82  0.030 / 0.050
G31     166.9          60.9                7.7 +/-    0.37       8.7 +/-    0.37  0.340 / 0.400
G32     32.4           54.9                4.5 +/-    0.70       5.4 +/-    0.70  0.190 / 0.200