PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/05-16:43:00
G02     231.0          69.7                8.7 +/-    1.00       9.2 +/-    1.00  0.230 / 0.450
G05     173.8          11.8                9.4 +/-    4.47      25.3 +/-    4.47  0.200 / 0.560
G06     42.2           62.4                9.0 +/-    0.38      10.0 +/-    0.38  0.050 / 0.060
G12     320.7          46.4                6.5 +/-    0.81       8.6 +/-    0.81  0.030 / 0.050
G17     64.7           28.1                6.8 +/-    0.56      12.5 +/-    0.56  0.070 / 0.100
G19     53.2           40.1                8.5 +/-    0.44      12.4 +/-    0.44  0.070 / 0.100
G24     251.1          37.0                9.6 +/-    1.64      14.7 +/-    1.64  0.110 / 0.310
G28     128.5          10.2                8.8 +/-    4.41      24.6 +/-    4.41  0.160 / 0.300