PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-03:27:50
G01     247.6          33.7                8.0 +/-    2.17      13.1 +/-    2.17  0.030 / 0.030
G03     315.4          45.5                4.6 +/-    0.73       6.1 +/-    0.73  0.040 / 0.040
G14     62.8           39.7                5.9 +/-    0.84       8.6 +/-    0.84  0.050 / 0.080
G16     160.0          22.0                6.5 +/-    3.88      13.7 +/-    3.88  0.040 / 0.080
G18     217.5          24.6                7.6 +/-    1.32      14.9 +/-    1.32  0.110 / 0.210
G22     300.3          68.1                6.3 +/-    0.48       6.7 +/-    0.48  0.090 / 0.250
G23     288.7          20.6                0.5 +/-    6.62       1.1 +/-    6.62  0.090 / 0.100
G26     132.1          40.9                7.8 +/-    0.79      11.2 +/-    0.79  0.090 / 0.140
G31     40.8           54.5                6.1 +/-    1.11       7.3 +/-    1.11  0.110 / 0.230
G32     80.4           20.0                5.7 +/-    1.46      12.6 +/-    1.46  0.100 / 0.200