PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/03-04:27:50
G01     115.3          20.4                9.6 +/-    1.23      21.0 +/-    1.23  0.100 / 0.220
G07     93.2           62.4                5.4 +/-    0.73       6.0 +/-    0.73  0.080 / 0.250
G08     42.8           25.3                4.3 +/-    1.03       8.4 +/-    1.03  0.030 / 0.040
G09     174.6          19.6                7.6 +/-    2.68      16.9 +/-    2.68  0.030 / 0.030
G11     98.7           41.4                7.1 +/-    0.62      10.0 +/-    0.62  0.040 / 0.030
G13     315.3          23.1                2.0 +/-    3.12       4.1 +/-    3.12  0.050 / 0.030
G17     201.6          31.4                6.5 +/-    2.41      11.1 +/-    2.41  0.050 / 0.090
G28     297.2          57.8                4.2 +/-    0.62       4.9 +/-    0.62  0.050 / 0.110
G30     350.7          71.2                5.0 +/-    0.49       5.2 +/-    0.49  0.040 / 0.060