PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-02:42:50
G01     273.3          41.4                5.8 +/-    1.42       8.3 +/-    1.42  0.040 / 0.050
G03     315.3          26.7                2.3 +/-    1.85       4.4 +/-    1.85  0.040 / 0.060
G10     128.6          18.0                6.7 +/-    1.44      15.6 +/-    1.44  0.050 / 0.070
G11     251.1          20.8                8.1 +/-    1.32      17.6 +/-    1.32  0.060 / 0.090
G14     40.2           51.8                3.8 +/-    0.39       4.7 +/-    0.39  0.100 / 0.260
G18     234.8          40.2                7.2 +/-    1.01      10.5 +/-    1.01  0.110 / 0.230
G22     314.3          49.4                4.0 +/-    0.91       5.1 +/-    0.91  0.040 / 0.070
G25     52.4           16.1                3.4 +/-    1.45       8.3 +/-    1.45  0.040 / 0.070
G31     59.3           74.7                5.5 +/-    0.46       5.7 +/-    0.46  0.110 / 0.250
G32     63.2           32.6                4.1 +/-    0.60       6.8 +/-    0.60  0.110 / 0.240