PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/10-02:42:50
G01     119.7          15.3                8.1 +/-    1.37      20.1 +/-    1.37  0.040 / 0.030
G07     70.0           68.3                5.0 +/-    1.06       5.3 +/-    1.06  0.030 / 0.040
G08     46.2           33.5                2.5 +/-    0.61       4.2 +/-    0.61  0.060 / 0.110
G09     173.9          25.9                6.0 +/-    1.66      11.5 +/-    1.66  0.070 / 0.100
G11     116.5          39.7                5.8 +/-    1.05       8.5 +/-    1.05  0.040 / 0.040
G13     318.6          18.0                2.7 +/-    2.33       6.3 +/-    2.33  0.030 / 0.040
G17     199.8          21.3                7.8 +/-    0.66      16.6 +/-    0.66  0.100 / 0.250
G28     275.4          49.1                3.7 +/-    0.91       4.7 +/-    0.91  0.110 / 0.220
G30     333.6          62.5                5.2 +/-    0.62       5.8 +/-    0.62  0.050 / 0.090