PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/30-23:42:40
G08     313.3          17.5               11.1 +/-    2.11      26.0 +/-    2.11  0.080 / 0.080
G10     320.6          58.0                9.8 +/-    0.32      11.3 +/-    0.32  0.090 / 0.060
G14     215.1          24.2               16.9 +/-    1.91      33.6 +/-    1.91  0.040 / 0.040
G15     46.0           19.4                7.0 +/-    2.28      15.6 +/-    2.28  0.050 / 0.050
G20     304.0          48.9                8.9 +/-    1.85      11.4 +/-    1.85  0.180 / 0.360
G21     126.5          64.3               11.9 +/-    0.38      13.0 +/-    0.38  0.140 / 0.350
G24     79.3           29.3               10.4 +/-    1.39      18.4 +/-    1.39  0.100 / 0.110
G27     283.6          37.6               10.3 +/-    1.19      15.6 +/-    1.19  0.090 / 0.100
G32     218.1          48.0               13.2 +/-    0.92      17.1 +/-    0.92  0.150 / 0.240