PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/06-15:28:00
G02     60.7           31.4                7.6 +/-    0.97      13.0 +/-    0.97  0.030 / 0.040
G05     59.2           62.6                9.9 +/-    0.44      11.0 +/-    0.44  0.030 / 0.040
G12     186.0          33.0               10.6 +/-    1.31      17.5 +/-    1.31  0.050 / 0.090
G13     129.2          15.4               11.4 +/-    1.74      28.2 +/-    1.74  0.080 / 0.110
G15     162.7          12.8               11.2 +/-    1.57      29.3 +/-    1.57  0.080 / 0.320
G20     208.7          59.4               11.8 +/-    1.26      13.5 +/-    1.26  0.090 / 0.310
G21     272.8          20.5                9.0 +/-    3.09      19.5 +/-    3.09  0.050 / 0.060
G25     234.0          51.2               10.3 +/-    0.97      12.8 +/-    0.97  0.050 / 0.060
G29     334.6          60.9                7.8 +/-    0.53       8.8 +/-    0.53  0.040 / 0.060