PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/28-01:28:00
G01     284.5          41.3                9.8 +/-    4.52      13.9 +/-    4.52  0.070 / 0.060
G03     313.3          19.8                4.2 +/-    1.60       9.2 +/-    1.60  0.060 / 0.070
G10     123.3          24.5                6.7 +/-    0.94      13.2 +/-    0.94  0.050 / 0.060
G11     258.8          24.2                8.6 +/-    3.02      17.1 +/-    3.02  0.040 / 0.070
G14     30.2           56.4                5.4 +/-    1.09       6.3 +/-    1.09  0.040 / 0.040
G18     244.0          45.2                7.6 +/-    5.10      10.3 +/-    5.10  0.040 / 0.050
G22     314.4          41.8                6.2 +/-    0.76       8.7 +/-    0.76  0.090 / 0.230
G25     59.7           17.4                4.8 +/-    1.75      11.2 +/-    1.75  0.090 / 0.280
G31     97.5           79.7                6.1 +/-    0.40       6.1 +/-    0.40  0.080 / 0.130
G32     56.0           38.0                5.3 +/-    1.14       8.0 +/-    1.14  0.070 / 0.150