PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-08:12:50
G01     90.1           31.8                3.5 +/-    0.99       5.9 +/-    0.99  0.050 / 0.050
G07     125.6          44.3                5.1 +/-    0.47       7.0 +/-    0.47  0.060 / 0.040
G11     68.5           38.8                3.0 +/-    0.77       4.5 +/-    0.77  0.040 / 0.040
G13     296.2          34.9                3.0 +/-    4.78       4.8 +/-    4.78  0.050 / 0.040
G17     214.3          55.5                6.1 +/-    0.66       7.2 +/-    0.66  0.030 / 0.040
G19     214.5          28.6                4.5 +/-    1.81       8.2 +/-    1.81  0.030 / 0.050
G28     350.5          61.6                1.6 +/-    0.60       1.8 +/-    0.60  0.060 / 0.110
G30     102.9          75.8                3.3 +/-    0.71       3.4 +/-    0.71  0.090 / 0.100