PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/07-00:13:10
G10     276.1          43.2               10.4 +/-    1.39      14.4 +/-    1.39  0.070 / 0.130
G13     38.8           11.9                7.5 +/-    1.87      20.2 +/-    1.87  0.070 / 0.120
G15     53.7           45.3                6.6 +/-    0.80       8.9 +/-    0.80  0.060 / 0.060
G20     280.6          42.4                8.4 +/-    0.74      11.8 +/-    0.74  0.060 / 0.060
G21     23.4           75.9               10.1 +/-    0.82      10.4 +/-    0.82  0.040 / 0.040
G24     111.9          18.9               12.4 +/-    1.80      28.0 +/-    1.80  0.050 / 0.040
G27     314.4          24.7                8.4 +/-    1.77      16.6 +/-    1.77  0.120 / 0.320
G29     168.9          24.0               11.1 +/-    2.18      22.1 +/-    2.18  0.140 / 0.250
G32     205.2          18.2               15.3 +/-    1.98      35.1 +/-    1.98  0.130 / 0.340