PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/03-01:27:50
G01     271.5          41.2                6.2 +/-    1.61       8.8 +/-    1.61  0.040 / 0.070
G03     315.6          27.8                3.3 +/-    1.07       6.0 +/-    1.07  0.050 / 0.070
G10     129.4          16.9                6.4 +/-    1.19      15.1 +/-    1.19  0.050 / 0.060
G11     249.7          20.1                7.7 +/-    1.60      17.0 +/-    1.60  0.040 / 0.080
G14     42.2           50.7                4.2 +/-    0.42       5.3 +/-    0.42  0.060 / 0.090
G18     232.9          39.2                8.1 +/-    1.70      11.9 +/-    1.70  0.050 / 0.080
G22     314.1          50.3                5.6 +/-    1.39       7.0 +/-    1.39  0.100 / 0.150
G25     50.7           15.3                3.3 +/-    1.61       8.1 +/-    1.61  0.100 / 0.160
G31     57.1           74.3                4.8 +/-    0.62       5.0 +/-    0.62  0.080 / 0.200
G32     64.1           32.1                4.7 +/-    0.64       8.0 +/-    0.64  0.080 / 0.200