PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/10-06:57:40
G01     55.0           27.8                2.1 +/-    2.35       3.9 +/-    2.35  0.040 / 0.040
G06     178.2          18.1                4.1 +/-    3.08       9.5 +/-    3.08  0.040 / 0.050
G07     143.2          19.1                4.6 +/-    0.96      10.3 +/-    0.96  0.160 / 0.220
G11     47.6           24.4               -2.6 +/-    2.21      -5.2 +/-    2.21  0.150 / 0.210
G13     257.0          35.0                7.5 +/-    0.80      11.9 +/-    0.80  0.040 / 0.050
G15     288.8          16.9                3.9 +/-    1.75       9.2 +/-    1.75  0.040 / 0.050
G17     271.2          78.4                7.8 +/-    0.55       7.9 +/-    0.55  0.030 / 0.020
G19     235.7          56.0                6.7 +/-    2.04       7.9 +/-    2.04  0.030 / 0.030
G28     26.7           59.6               -6.5 +/-    0.65      -7.4 +/-    0.65  0.100 / 0.220
G30     146.9          52.6                8.4 +/-    0.40      10.3 +/-    0.40  0.100 / 0.200