PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/08-06:43:10
G01     126.5          10.4              -20.7 +/-   10.84     -57.1 +/-   10.84  0.040 / 0.050
G07     51.6           69.2                5.2 +/-    0.38       5.6 +/-    0.38  0.040 / 0.050
G08     52.7           42.1                4.0 +/-    0.33       5.6 +/-    0.33  0.240 / 0.320
G09     176.7          36.6                8.1 +/-    0.96      12.5 +/-    0.96  0.240 / 0.290
G11     122.3          35.3                7.0 +/-    1.22      11.1 +/-    1.22  0.120 / 0.550
G13     321.0          11.6               -2.8 +/-   15.12      -7.6 +/-   15.12  0.120 / 0.380
G17     199.6          12.0                2.2 +/-   12.54       5.9 +/-   12.54  0.030 / 0.030
G28     266.4          45.8                5.0 +/-    1.11       6.7 +/-    1.11  0.030 / 0.030
G30     327.9          57.5                3.4 +/-    0.58       3.9 +/-    0.58  0.070 / 0.100