PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/05-15:42:40
G02     64.5           28.2                8.3 +/-    2.64      15.1 +/-    2.64  0.020 / 0.030
G05     53.2           58.4                8.1 +/-    0.64       9.4 +/-    0.64  0.030 / 0.030
G12     185.0          27.9                9.4 +/-    1.52      17.3 +/-    1.52  0.030 / 0.040
G13     125.4          18.7               11.8 +/-    2.23      26.8 +/-    2.23  0.030 / 0.040
G15     160.1          16.6               11.2 +/-    1.65      26.9 +/-    1.65  0.080 / 0.090
G20     211.9          64.8               10.0 +/-    0.69      10.9 +/-    0.69  0.060 / 0.120
G21     276.7          23.4                8.3 +/-    1.09      16.9 +/-    1.09  0.210 / 0.300
G25     227.8          47.4               10.5 +/-    3.18      13.7 +/-    3.18  0.200 / 0.230
G29     339.1          65.7                7.7 +/-    0.56       8.3 +/-    0.56  0.100 / 0.210