PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/10-15:57:50
G02     298.5          79.6               11.1 +/-    0.57      11.3 +/-    0.57  0.090 / 0.100
G05     168.0          28.5               13.6 +/-    1.25      24.6 +/-    1.25  0.070 / 0.110
G06     41.0           42.2                9.2 +/-    0.72      13.0 +/-    0.72  0.030 / 0.030
G12     315.1          71.7               10.6 +/-    0.60      11.1 +/-    0.60  0.030 / 0.030
G17     83.9           12.2               10.9 +/-    1.80      28.9 +/-    1.80  0.150 / 0.120
G19     69.0           33.2               10.8 +/-    2.08      17.8 +/-    2.08  0.110 / 0.150
G24     228.6          24.4               13.5 +/-    1.38      26.7 +/-    1.38  0.180 / 0.210
G25     317.4          27.6                9.1 +/-    1.33      16.8 +/-    1.33  0.210 / 0.250