PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-01:43:00
G01     306.8          33.6                4.8 +/-    1.05       7.8 +/-    1.05  0.090 / 0.180
G10     106.7          39.3                7.3 +/-    0.60      10.8 +/-    0.60  0.070 / 0.140
G11     280.2          28.3                6.6 +/-    1.04      12.0 +/-    1.04  0.070 / 0.130
G14     355.9          67.0                5.3 +/-    0.54       5.7 +/-    0.54  0.070 / 0.100
G18     275.0          50.3                6.4 +/-    0.72       8.0 +/-    0.72  0.060 / 0.190
G20     120.7          13.8                7.0 +/-    2.08      18.0 +/-    2.08  0.060 / 0.210
G22     309.9          25.6                4.3 +/-    1.46       8.4 +/-    1.46  0.060 / 0.060
G25     79.7           16.2                4.2 +/-    1.09      10.1 +/-    1.09  0.070 / 0.060
G31     164.4          66.1                7.5 +/-    1.08       8.1 +/-    1.08  0.060 / 0.060
G32     38.0           51.1                6.0 +/-    0.31       7.5 +/-    0.31  0.040 / 0.060