PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/16-03:12:50
G01     315.8          24.2                5.9 +/-    3.92      11.7 +/-    3.92  0.100 / 0.330
G10     91.2           48.4                7.1 +/-    0.52       9.1 +/-    0.52  0.120 / 0.240
G11     294.7          26.5                6.8 +/-    1.27      12.8 +/-    1.27  0.090 / 0.180
G14     318.4          70.7                8.1 +/-    0.88       8.5 +/-    0.88  0.090 / 0.190
G18     295.9          45.5                8.2 +/-    0.99      11.0 +/-    0.99  0.040 / 0.050
G20     98.1           54.2               20.3 +/-    1.65      24.4 +/-    1.65  0.040 / 0.060
G22     304.4          15.4                4.7 +/-    3.38      11.7 +/-    3.38  0.110 / 0.190
G25     93.5           11.8               -1.2 +/-   28.31      -3.2 +/-   28.31  0.090 / 0.230
G31     171.1          52.7               10.6 +/-    1.16      13.0 +/-    1.16  0.120 / 0.360
G32     23.7           60.3                6.3 +/-    0.55       7.2 +/-    0.55  0.140 / 0.380