PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-05:57:40
G08     276.5          20.8                7.3 +/-    3.41      15.7 +/-    3.41  0.170 / 0.150
G10     48.0           60.1                4.6 +/-    0.66       5.2 +/-    0.66  0.100 / 0.140
G14     250.9          61.3                6.4 +/-    0.51       7.2 +/-    0.51  0.030 / 0.030
G18     315.5          26.3                2.1 +/-    1.99       4.1 +/-    1.99  0.030 / 0.020
G20     87.4           41.8                5.0 +/-    0.63       7.0 +/-    0.63  0.110 / 0.190
G21     153.4          22.9                7.7 +/-    1.91      15.7 +/-    1.91  0.090 / 0.170
G24     43.3           15.2                3.4 +/-    1.65       8.4 +/-    1.65  0.040 / 0.050
G27     238.8          21.6                7.2 +/-    1.54      15.3 +/-    1.54  0.040 / 0.050
G31     179.3          22.9                5.5 +/-    1.98      11.3 +/-    1.98  0.340 / 0.420
G32     294.8          75.2                5.4 +/-    0.40       5.5 +/-    0.40  0.190 / 0.360