PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/19-00:58:00
G01     287.7          42.2                7.3 +/-    1.19      10.2 +/-    1.19  0.060 / 0.090
G03     312.1          17.0                6.7 +/-    1.23      15.9 +/-    1.23  0.040 / 0.090
G10     120.4          26.0                8.6 +/-    0.70      16.4 +/-    0.70  0.050 / 0.080
G11     265.8          24.4                9.7 +/-    1.35      19.3 +/-    1.35  0.060 / 0.080
G14     21.2           59.9                6.2 +/-    0.36       7.0 +/-    0.36  0.060 / 0.050
G18     250.1          47.2                9.7 +/-    0.94      12.7 +/-    0.94  0.050 / 0.060
G22     314.0          37.7                5.9 +/-    1.45       9.0 +/-    1.45  0.090 / 0.180
G25     67.1           18.7                6.4 +/-    1.02      14.5 +/-    1.02  0.070 / 0.170
G31     114.7          78.7                7.9 +/-    0.59       8.1 +/-    0.59  0.040 / 0.070
G32     52.0           41.0                5.8 +/-    1.18       8.3 +/-    1.18  0.050 / 0.070