PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/19-02:43:10
G01     319.0          18.2                4.3 +/-    0.97       9.9 +/-    0.97  0.120 / 0.310
G08     255.6          13.0                7.8 +/-    2.57      20.2 +/-    2.57  0.140 / 0.400
G10     80.4           52.8                6.7 +/-    0.62       8.1 +/-    0.62  0.110 / 0.240
G11     302.0          23.8                6.2 +/-    2.03      12.4 +/-    2.03  0.130 / 0.230
G14     294.9          70.1                6.6 +/-    0.47       7.0 +/-    0.47  0.040 / 0.060
G18     304.2          40.8                6.0 +/-    1.34       8.6 +/-    1.34  0.040 / 0.060
G20     84.1           60.7               11.9 +/-    1.69      13.4 +/-    1.69  0.220 / 0.320
G22     300.7          9.9                -1.4 +/-    5.84      -4.0 +/-    5.84  0.200 / 0.300
G31     173.8          44.2               10.5 +/-    1.23      14.3 +/-    1.23  0.080 / 0.190
G32     12.3           66.0                4.2 +/-    0.66       4.5 +/-    0.66  0.090 / 0.190