PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/05-04:12:40
G07     320.1          53.1                5.4 +/-    0.63       6.5 +/-    0.63  0.030 / 0.040
G08     111.9          47.3                5.5 +/-    0.32       7.2 +/-    0.32  0.030 / 0.040
G09     197.9          81.5                6.9 +/-    0.61       7.0 +/-    0.61  0.050 / 0.040
G16     43.8           15.3                1.3 +/-    2.63       3.3 +/-    2.63  0.050 / 0.040
G23     151.8          55.2                6.2 +/-    0.62       7.4 +/-    0.62  0.120 / 0.290
G27     68.8           37.0                4.2 +/-    1.14       6.5 +/-    1.14  0.200 / 0.360
G28     229.3          19.3                5.3 +/-    1.54      11.9 +/-    1.54  0.020 / 0.020
G30     292.7          26.7                4.7 +/-    2.51       8.9 +/-    2.51  0.030 / 0.020