PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-00:13:00
G03     222.4          63.0                7.1 +/-    1.47       7.9 +/-    1.47  0.060 / 0.060
G07     253.8          13.4                7.2 +/-    3.06      18.7 +/-    3.06  0.050 / 0.060
G09     309.3          28.0                4.4 +/-    1.29       8.1 +/-    1.29  0.180 / 0.350
G14     104.5          12.8                5.9 +/-    1.85      15.4 +/-    1.85  0.100 / 0.390
G16     103.1          62.4                7.7 +/-    1.02       8.6 +/-    1.02  0.040 / 0.030
G22     193.0          47.2                8.6 +/-    0.70      11.3 +/-    0.70  0.040 / 0.040
G23     326.3          56.2                6.0 +/-    0.72       7.1 +/-    0.72  0.040 / 0.040
G26     58.0           46.1                5.3 +/-    0.92       7.0 +/-    0.92  0.040 / 0.040
G31     57.1           12.7                3.4 +/-    1.49       8.9 +/-    1.49  0.050 / 0.050