PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/05-15:42:30
G02     200.8          15.4               10.2 +/-    1.80      25.1 +/-    1.80  0.130 / 0.270
G06     169.6          51.8               11.5 +/-    0.94      14.2 +/-    0.94  0.110 / 0.340
G13     229.4          15.3                9.9 +/-    2.94      24.3 +/-    2.94  0.040 / 0.090
G17     19.1           61.9                9.6 +/-    0.63      10.7 +/-    0.63  0.040 / 0.090
G19     300.5          70.0               10.1 +/-    0.58      10.6 +/-    0.58  0.040 / 0.040
G24     311.3          28.4                7.8 +/-    1.93      14.1 +/-    1.93  0.040 / 0.040
G28     83.9           41.7               10.6 +/-    0.63      14.9 +/-    0.63  0.070 / 0.140
G30     157.2          19.0               10.8 +/-    2.46      24.5 +/-    2.46  0.100 / 0.160