PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/26-05:58:00
G01     85.3           32.6                4.5 +/-    0.93       7.5 +/-    0.93  0.090 / 0.100
G07     129.2          40.0                7.8 +/-    0.77      11.4 +/-    0.77  0.080 / 0.100
G11     62.5           36.9                6.0 +/-    1.02       9.3 +/-    1.02  0.060 / 0.060
G13     289.4          37.5                4.1 +/-    1.59       6.2 +/-    1.59  0.060 / 0.060
G17     217.0          60.5                9.2 +/-    1.43      10.5 +/-    1.43  0.030 / 0.020
G19     216.5          28.3                6.8 +/-    1.61      12.4 +/-    1.61  0.030 / 0.030
G28     353.0          61.6                5.8 +/-    0.41       6.5 +/-    0.41  0.050 / 0.030
G30     114.4          74.7                8.7 +/-    0.91       9.0 +/-    0.91  0.050 / 0.030