PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/16-02:12:50
G08     274.2          21.2               10.0 +/-    2.31      21.5 +/-    2.31  0.110 / 0.210
G10     44.9           61.1                8.8 +/-    1.31       9.9 +/-    1.31  0.080 / 0.130
G14     249.6          59.4               10.3 +/-    1.16      11.8 +/-    1.16  0.120 / 0.240
G18     315.7          24.7                7.4 +/-    2.04      14.6 +/-    2.04  0.130 / 0.180
G20     42.3           67.1               24.3 +/-    1.69      26.1 +/-    1.69  0.280 / 0.280
G21     153.3          24.6               11.3 +/-    2.47      22.3 +/-    2.47  0.430 / 0.200
G24     42.8           14.6                5.7 +/-    2.89      14.3 +/-    2.89  0.040 / 0.060
G27     238.6          21.6               12.6 +/-    2.49      26.7 +/-    2.49  0.050 / 0.060
G31     178.5          23.6               11.7 +/-    2.17      23.5 +/-    2.17  0.180 / 0.340
G32     312.6          76.8                8.9 +/-    0.45       9.2 +/-    0.45  0.170 / 0.270