PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/25-17:42:30
G02     10.4           69.8                9.5 +/-    0.64      10.1 +/-    0.64  0.040 / 0.050
G05     157.3          47.4               12.6 +/-    0.77      16.5 +/-    0.77  0.030 / 0.040
G06     47.1           25.5                7.6 +/-    1.55      14.6 +/-    1.55  0.100 / 0.430
G12     219.3          80.0                9.1 +/-    0.46       9.2 +/-    0.46  0.110 / 0.300
G19     85.9           21.9                9.2 +/-    1.79      19.4 +/-    1.79  0.050 / 0.060
G24     216.5          12.3               10.1 +/-    3.53      26.8 +/-    3.53  0.070 / 0.070
G25     311.7          42.7               10.8 +/-    1.16      15.1 +/-    1.16  0.030 / 0.020
G29     295.9          16.3               12.0 +/-    1.51      28.9 +/-    1.51  0.030 / 0.020