PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/22-23:27:50
G01     317.7          22.3                5.9 +/-    3.87      12.3 +/-    3.87  0.240 / 0.390
G08     257.3          12.0                7.3 +/-    8.11      19.5 +/-    8.11  0.140 / 0.310
G10     85.3           49.6                8.7 +/-    1.00      11.1 +/-    1.00  0.080 / 0.190
G11     301.8          22.9                8.2 +/-    1.55      16.8 +/-    1.55  0.080 / 0.160
G14     298.3          70.1                9.3 +/-    0.54       9.8 +/-    0.54  0.040 / 0.060
G18     301.5          43.1                9.8 +/-    1.06      13.6 +/-    1.06  0.050 / 0.050
G20     108.6          25.7               11.2 +/-    0.88      21.5 +/-    0.88  0.250 / 0.420
G22     302.3          11.0                2.2 +/-   12.93       5.9 +/-   12.93  0.180 / 0.460
G31     173.6          46.3               10.8 +/-    1.33      14.3 +/-    1.33  0.050 / 0.090
G32     14.2           65.1                7.6 +/-    0.52       8.3 +/-    0.52  0.040 / 0.090