PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/08-02:57:40
G10     301.1          53.0               11.0 +/-    1.48      13.4 +/-    1.48  0.230 / 0.400
G14     211.4          11.6                1.5 +/-   28.20       4.0 +/-   28.20  0.140 / 0.540
G15     46.0           27.7                6.2 +/-    1.43      11.4 +/-    1.43  0.070 / 0.060
G20     334.2          63.8               10.0 +/-    0.78      11.1 +/-    0.78  0.100 / 0.090
G21     102.5          73.4               11.6 +/-    0.84      12.1 +/-    0.84  0.040 / 0.040
G24     93.7           27.3                7.8 +/-    1.13      14.6 +/-    1.13  0.030 / 0.030
G27     297.7          35.2               11.1 +/-    1.99      17.5 +/-    1.99  0.070 / 0.110
G32     211.4          36.3               13.0 +/-    1.16      20.1 +/-    1.16  0.070 / 0.120