PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/20-03:27:50
G01     270.5          42.3                6.1 +/-    1.14       8.6 +/-    1.14  0.050 / 0.090
G03     315.7          28.1                2.9 +/-    0.86       5.3 +/-    0.86  0.040 / 0.080
G10     128.7          16.3                4.8 +/-    1.00      11.6 +/-    1.00  0.040 / 0.070
G11     252.6          19.8                7.3 +/-    1.05      16.1 +/-    1.05  0.040 / 0.060
G14     39.7           52.1                4.1 +/-    0.61       5.1 +/-    0.61  0.040 / 0.060
G18     234.3          39.8                6.7 +/-    1.56       9.7 +/-    1.56  0.040 / 0.060
G22     314.4          49.5                5.5 +/-    0.58       7.0 +/-    0.58  0.080 / 0.130
G25     54.8           17.2                2.4 +/-    1.09       5.6 +/-    1.09  0.090 / 0.150
G31     58.0           73.2                6.2 +/-    0.52       6.4 +/-    0.52  0.110 / 0.180
G32     62.5           33.6                3.5 +/-    0.88       5.7 +/-    0.88  0.110 / 0.210