PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/10-03:28:00
G08     286.8          22.0                9.0 +/-    1.15      18.9 +/-    1.15  0.110 / 0.150
G10     30.3           62.0                6.0 +/-    1.73       6.7 +/-    1.73  0.120 / 0.140
G14     238.3          53.8                8.3 +/-    2.89      10.0 +/-    2.89  0.040 / 0.020
G18     317.5          18.4                6.4 +/-    2.56      14.6 +/-    2.56  0.030 / 0.030
G20     77.1           47.4                7.0 +/-    1.90       9.2 +/-    1.90  0.060 / 0.130
G21     150.8          32.1                6.0 +/-    0.81      10.0 +/-    0.81  0.060 / 0.100
G24     49.1           21.1               14.5 +/-    2.00      31.0 +/-    2.00  0.150 / 0.110
G27     246.1          27.1                7.9 +/-    2.86      14.7 +/-    2.86  0.110 / 0.090
G31     181.0          15.2                4.7 +/-    3.17      11.5 +/-    3.17  0.150 / 0.180
G32     265.8          72.7                6.7 +/-    0.61       7.0 +/-    0.61  0.080 / 0.230