PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/23-00:43:00
G01     286.8          42.3                6.7 +/-    0.88       9.4 +/-    0.88  0.040 / 0.100
G03     312.3          17.4                6.7 +/-    1.08      15.8 +/-    1.08  0.060 / 0.090
G10     120.8          25.5                8.5 +/-    0.46      16.3 +/-    0.46  0.040 / 0.070
G11     265.2          24.2                9.4 +/-    1.61      18.6 +/-    1.61  0.050 / 0.080
G14     21.9           59.7                6.6 +/-    0.35       7.5 +/-    0.35  0.040 / 0.050
G18     249.2          46.9               10.2 +/-    0.95      13.3 +/-    0.95  0.040 / 0.050
G22     314.1          38.2                6.4 +/-    1.22       9.6 +/-    1.22  0.060 / 0.220
G25     66.4           18.7                5.9 +/-    1.46      13.5 +/-    1.46  0.060 / 0.180
G31     111.3          78.9                7.7 +/-    0.51       7.8 +/-    0.51  0.040 / 0.080
G32     52.6           40.5                6.5 +/-    1.08       9.4 +/-    1.08  0.040 / 0.070