PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/24-23:57:40
G08     316.6          15.0                6.9 +/-    2.12      17.0 +/-    2.12  0.040 / 0.050
G10     313.1          56.4                8.9 +/-    1.74      10.4 +/-    1.74  0.050 / 0.060
G14     213.4          20.0               15.1 +/-    3.43      33.3 +/-    3.43  0.040 / 0.040
G15     45.8           23.0                7.1 +/-    2.57      14.5 +/-    2.57  0.040 / 0.040
G20     302.3          49.1                7.1 +/-    0.56       9.0 +/-    0.56  0.230 / 0.340
G21     119.5          68.0               10.9 +/-    0.73      11.7 +/-    0.73  0.240 / 0.290
G24     84.4           28.9               11.1 +/-    0.99      19.8 +/-    0.99  0.060 / 0.100
G27     289.1          37.1                9.7 +/-    1.82      14.8 +/-    1.82  0.100 / 0.110
G32     215.2          43.7               12.8 +/-    1.01      17.6 +/-    1.01  0.140 / 0.300