PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/15-23:27:40
G01     270.1          40.8                9.2 +/-    1.17      13.3 +/-    1.17  0.050 / 0.050
G03     315.7          28.9                7.6 +/-    0.63      13.7 +/-    0.63  0.070 / 0.070
G10     130.0          17.2               11.9 +/-    2.77      28.0 +/-    2.77  0.030 / 0.030
G11     249.7          20.6               10.1 +/-    1.74      21.9 +/-    1.74  0.030 / 0.030
G14     44.8           49.1                8.3 +/-    1.17      10.6 +/-    1.17  0.100 / 0.290
G22     314.0          51.1                8.1 +/-    0.90      10.1 +/-    0.90  0.130 / 0.320
G25     51.0           16.2                7.5 +/-    0.95      18.2 +/-    0.95  0.050 / 0.100
G26     150.7          23.9               12.7 +/-    1.62      25.5 +/-    1.62  0.050 / 0.100
G31     58.1           77.3                9.3 +/-    0.68       9.5 +/-    0.68  0.050 / 0.090
G32     63.5           33.8                8.0 +/-    0.99      13.0 +/-    0.99  0.040 / 0.060