PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/30-23:27:50
G03     254.6          69.8                7.1 +/-    1.10       7.5 +/-    1.10  0.190 / 0.460
G09     301.6          17.6                7.0 +/-    1.19      16.3 +/-    1.19  0.190 / 0.370
G14     96.1           16.8                7.8 +/-    1.65      18.6 +/-    1.65  0.050 / 0.050
G16     134.6          55.0               10.8 +/-    0.42      12.9 +/-    0.42  0.040 / 0.050
G22     200.7          60.6                8.9 +/-    0.57      10.1 +/-    0.57  0.050 / 0.060
G23     314.3          43.6                6.9 +/-    1.60       9.5 +/-    1.60  0.050 / 0.050
G26     79.2           54.4                6.4 +/-    0.49       7.7 +/-    0.49  0.050 / 0.040
G31     49.2           25.7                5.9 +/-    0.77      11.3 +/-    0.77  0.040 / 0.040