PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/09-02:12:50
G08     266.7          16.0                8.9 +/-    2.13      21.5 +/-    2.13  0.110 / 0.300
G10     72.0           54.6                7.9 +/-    0.78       9.4 +/-    0.78  0.140 / 0.250
G11     308.4          19.5                5.7 +/-    1.84      12.6 +/-    1.84  0.170 / 0.380
G14     276.8          68.2                7.2 +/-    0.38       7.7 +/-    0.38  0.270 / 0.630
G18     309.2          36.9                6.6 +/-    1.13      10.1 +/-    1.13  0.040 / 0.050
G20     100.6          33.0                7.4 +/-    1.36      12.2 +/-    1.36  0.040 / 0.050
G21     156.1          11.3                7.7 +/-    3.47      21.0 +/-    3.47  0.240 / 0.430
G27     228.3          12.9                9.7 +/-    3.05      25.3 +/-    3.05  0.120 / 0.380
G31     175.8          37.0                9.4 +/-    0.98      14.4 +/-    0.98  0.030 / 0.030
G32     352.8          71.7                7.1 +/-    0.42       7.4 +/-    0.42  0.040 / 0.040