PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/09-03:28:00
G01     298.4          39.1                7.4 +/-    0.86      10.9 +/-    0.86  0.070 / 0.110
G03     309.2          11.5               -1.1 +/-   26.48      -2.9 +/-   26.48  0.100 / 0.120
G10     113.7          32.5                6.8 +/-    1.26      11.3 +/-    1.26  0.040 / 0.060
G11     273.6          26.6                8.1 +/-    1.35      15.3 +/-    1.35  0.030 / 0.060
G14     9.9            63.7                5.9 +/-    0.53       6.5 +/-    0.53  0.060 / 0.090
G18     262.7          50.0                6.9 +/-    1.62       8.7 +/-    1.62  0.050 / 0.080
G22     312.4          31.5                6.2 +/-    1.95      10.6 +/-    1.95  0.070 / 0.140
G25     75.4           18.1                4.2 +/-    0.60       9.7 +/-    0.60  0.070 / 0.160
G31     148.5          73.7                8.1 +/-    0.61       8.4 +/-    0.61  0.050 / 0.080
G32     43.4           47.5                4.0 +/-    0.44       5.2 +/-    0.44  0.050 / 0.070