PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/10-03:28:00
G01     127.0          11.4               -7.9 +/-   37.73     -21.4 +/-   37.73  0.050 / 0.040
G07     58.5           68.5                6.0 +/-    0.56       6.3 +/-    0.56  0.060 / 0.040
G08     49.1           37.1                3.3 +/-    0.43       5.0 +/-    0.43  0.100 / 0.130
G09     176.3          34.1                8.7 +/-    0.68      14.1 +/-    0.68  0.100 / 0.230
G11     116.2          35.7                8.8 +/-    0.79      13.8 +/-    0.79  0.110 / 0.300
G13     321.0          12.0                2.2 +/-    2.93       5.7 +/-    2.93  0.090 / 0.400
G17     198.7          17.2                6.4 +/-    1.74      15.1 +/-    1.74  0.050 / 0.070
G28     273.7          51.3                5.1 +/-    0.80       6.4 +/-    0.80  0.050 / 0.080
G30     330.8          59.4                4.4 +/-    1.16       5.0 +/-    1.16  0.040 / 0.040