PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/03-23:12:40
G10     244.3          21.2               14.6 +/-    1.66      31.2 +/-    1.66  0.120 / 0.630
G13     61.3           33.5                8.4 +/-    0.78      13.7 +/-    0.78  0.120 / 0.590
G15     108.2          58.1                9.2 +/-    0.62      10.6 +/-    0.62  0.100 / 0.160
G16     301.8          15.9                5.8 +/-    4.53      14.2 +/-    4.53  0.100 / 0.200
G20     250.7          22.1               11.7 +/-    1.72      24.4 +/-    1.72  0.040 / 0.050
G21     323.8          54.1                9.2 +/-    1.57      11.1 +/-    1.57  0.040 / 0.070
G26     273.7          18.5               10.2 +/-    0.79      23.3 +/-    0.79  0.040 / 0.040
G29     162.8          60.0               10.4 +/-    1.33      11.8 +/-    1.33  0.040 / 0.050