PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/05-03:12:40
G01     308.1          32.4                9.2 +/-    1.24      15.4 +/-    1.24  0.090 / 0.160
G10     104.1          42.0               10.4 +/-    0.31      14.7 +/-    0.31  0.080 / 0.150
G11     281.5          29.4               10.9 +/-    1.71      19.4 +/-    1.71  0.070 / 0.100
G14     357.9          67.0               10.1 +/-    0.91      10.9 +/-    0.91  0.060 / 0.100
G18     116.1          16.1                7.8 +/-    2.82      19.0 +/-    2.82  0.020 / 0.040
G22     308.9          24.4                9.4 +/-    2.39      18.6 +/-    2.39  0.030 / 0.040
G25     80.0           15.7                8.3 +/-    1.30      20.3 +/-    1.30  0.030 / 0.040
G31     170.8          62.2               12.0 +/-    0.80      13.4 +/-    0.80  0.030 / 0.030
G32     31.7           55.3                7.4 +/-    0.96       8.8 +/-    0.96  0.090 / 0.250