PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/06-07:12:50
G01     55.6           28.1                3.3 +/-    1.99       5.9 +/-    1.99  0.040 / 0.040
G06     178.3          17.6                4.0 +/-    2.01       9.3 +/-    2.01  0.040 / 0.050
G07     142.9          19.6                4.7 +/-    1.08      10.4 +/-    1.08  0.130 / 0.250
G11     47.9           24.8                4.1 +/-    1.76       8.1 +/-    1.76  0.160 / 0.260
G13     257.8          35.3                8.4 +/-    1.43      13.3 +/-    1.43  0.030 / 0.020
G15     289.6          16.9                4.3 +/-    1.29      10.3 +/-    1.29  0.030 / 0.030
G17     267.6          78.0                7.8 +/-    0.53       7.9 +/-    0.53  0.090 / 0.210
G19     234.9          55.4                7.6 +/-    1.74       9.0 +/-    1.74  0.090 / 0.250
G28     25.7           59.7                5.6 +/-    0.66       6.3 +/-    0.66  0.050 / 0.060
G30     146.4          53.1                8.2 +/-    0.51       9.9 +/-    0.51  0.040 / 0.050