PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/11-21:43:10
G08     320.2          11.2               -4.3 +/-   36.83     -11.7 +/-   36.83  0.030 / 0.040
G10     314.4          57.1                8.4 +/-    1.77       9.8 +/-    1.77  0.040 / 0.040
G14     212.9          18.0               15.6 +/-    3.78      35.9 +/-    3.78  0.120 / 0.310
G15     45.7           20.4                8.4 +/-    2.39      18.4 +/-    2.39  0.140 / 0.390
G20     16.5           63.6                9.7 +/-    0.70      10.7 +/-    0.70  0.160 / 0.300
G21     118.4          68.2               11.2 +/-    0.81      11.9 +/-    0.81  0.170 / 0.300
G24     88.7           29.6               11.4 +/-    1.24      20.2 +/-    1.24  0.050 / 0.070
G27     290.1          37.3                8.1 +/-    2.67      12.3 +/-    2.67  0.100 / 0.080
G32     214.5          41.4               12.2 +/-    1.67      17.3 +/-    1.67  0.050 / 0.080