PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/03-03:27:50
G01     273.6          41.4                7.0 +/-    1.49      10.0 +/-    1.49  0.040 / 0.070
G03     315.2          25.5                2.6 +/-    1.87       4.9 +/-    1.87  0.050 / 0.060
G10     128.5          18.3                5.6 +/-    1.22      13.0 +/-    1.22  0.050 / 0.070
G11     250.8          20.9                9.2 +/-    1.71      19.7 +/-    1.71  0.050 / 0.080
G14     40.4           51.6                4.5 +/-    0.66       5.6 +/-    0.66  0.040 / 0.060
G18     235.7          40.4                7.2 +/-    0.88      10.4 +/-    0.88  0.040 / 0.060
G22     314.2          48.1                6.1 +/-    1.53       7.9 +/-    1.53  0.110 / 0.250
G25     53.3           16.6                3.1 +/-    1.21       7.3 +/-    1.21  0.110 / 0.250
G31     57.7           73.2                5.6 +/-    0.38       5.9 +/-    0.38  0.110 / 0.230
G32     63.5           32.1                4.1 +/-    0.92       6.9 +/-    0.92  0.100 / 0.230