PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/28-23:43:00
G01     305.8          35.5                8.5 +/-    0.69      13.4 +/-    0.69  0.060 / 0.090
G10     106.7          37.7               10.0 +/-    0.77      15.2 +/-    0.77  0.060 / 0.080
G11     283.2          26.6                7.0 +/-    0.72      13.1 +/-    0.72  0.040 / 0.040
G14     350.1          67.8                6.2 +/-    0.64       6.7 +/-    0.64  0.030 / 0.040
G18     275.6          50.4                3.7 +/-    1.88       4.6 +/-    1.88  0.080 / 0.190
G20     121.3          12.3                9.9 +/-    2.95      26.3 +/-    2.95  0.120 / 0.200
G22     310.0          24.6                6.6 +/-    1.36      13.0 +/-    1.36  0.050 / 0.070
G25     82.9           16.3                8.8 +/-    1.88      21.1 +/-    1.88  0.050 / 0.070
G31     162.7          66.2                7.7 +/-    0.50       8.3 +/-    0.50  0.070 / 0.140
G32     37.2           51.7                7.8 +/-    1.09       9.6 +/-    1.09  0.070 / 0.170