PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/26-02:42:40
G07     318.3          52.4                6.2 +/-    0.94       7.6 +/-    0.94  0.040 / 0.060
G08     114.3          46.3                7.4 +/-    0.56       9.8 +/-    0.56  0.050 / 0.070
G09     218.3          83.5                6.7 +/-    0.30       6.7 +/-    0.30  0.070 / 0.050
G16     43.4           17.4                2.8 +/-    3.29       6.5 +/-    3.29  0.040 / 0.040
G23     150.9          57.5                7.6 +/-    0.25       8.9 +/-    0.25  0.120 / 0.140
G27     71.5           37.6                6.1 +/-    0.67       9.3 +/-    0.67  0.100 / 0.220
G28     228.1          17.5                4.7 +/-    2.87      11.1 +/-    2.87  0.300 / 0.450
G30     291.3          25.7                4.4 +/-    1.10       8.5 +/-    1.10  0.150 / 0.530