PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/24-23:57:40
G01     306.4          35.1                9.5 +/-    0.69      15.1 +/-    0.69  0.060 / 0.080
G10     106.1          38.2               10.8 +/-    0.70      16.2 +/-    0.70  0.070 / 0.100
G11     283.7          26.7                8.6 +/-    1.57      16.1 +/-    1.57  0.040 / 0.040
G14     348.9          68.0                8.0 +/-    0.87       8.6 +/-    0.87  0.030 / 0.050
G18     276.7          50.3                7.0 +/-    2.14       8.7 +/-    2.14  0.050 / 0.060
G20     120.9          12.9               10.6 +/-    1.74      27.8 +/-    1.74  0.060 / 0.070
G22     309.7          24.1                7.8 +/-    1.20      15.6 +/-    1.20  0.120 / 0.170
G25     83.5           16.2                9.8 +/-    1.98      23.6 +/-    1.98  0.070 / 0.210
G31     163.3          65.5               10.3 +/-    0.23      11.2 +/-    0.23  0.080 / 0.140
G32     36.5           52.2                8.8 +/-    1.17      10.8 +/-    1.17  0.070 / 0.130