PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/11-01:27:50
G01     289.5          41.8                7.0 +/-    1.54       9.9 +/-    1.54  0.040 / 0.040
G03     311.7          16.1                5.2 +/-    2.03      12.6 +/-    2.03  0.050 / 0.050
G10     119.4          27.1                8.2 +/-    1.14      15.3 +/-    1.14  0.050 / 0.080
G11     266.9          24.8                7.5 +/-    4.40      14.8 +/-    4.40  0.050 / 0.070
G14     19.7           60.5                6.8 +/-    1.14       7.7 +/-    1.14  0.080 / 0.190
G18     251.9          47.8                5.5 +/-   10.11       7.2 +/-   10.11  0.110 / 0.190
G22     313.8          36.7                6.2 +/-    1.11       9.5 +/-    1.11  0.110 / 0.130
G25     68.4           18.7                5.6 +/-    1.70      12.6 +/-    1.70  0.140 / 0.070
G31     121.3          78.3                8.0 +/-    0.39       8.2 +/-    0.39  0.080 / 0.090
G32     50.7           42.1                4.6 +/-    1.17       6.5 +/-    1.17  0.080 / 0.110