PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/08-23:43:00
G10     264.7          36.9               13.0 +/-    1.58      20.0 +/-    1.58  0.150 / 0.170
G13     42.9           19.9                7.8 +/-    0.96      17.3 +/-    0.96  0.110 / 0.170
G15     64.5           53.2               10.2 +/-    0.38      12.4 +/-    0.38  0.110 / 0.300
G16     279.5          13.1               10.3 +/-    1.13      26.8 +/-    1.13  0.150 / 0.330
G20     269.3          34.8                8.1 +/-    1.23      12.8 +/-    1.23  0.070 / 0.080
G21     354.9          69.9               10.3 +/-    0.78      10.9 +/-    0.78  0.090 / 0.080
G24     120.8          13.1               12.9 +/-    1.66      33.7 +/-    1.66  0.130 / 0.350
G27     319.7          16.9                7.9 +/-    2.23      18.7 +/-    2.23  0.120 / 0.370
G29     168.1          34.7               11.9 +/-    1.84      19.0 +/-    1.84  0.060 / 0.080