PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/06-15:12:50
G02     55.4           35.9                6.1 +/-    0.45       9.5 +/-    0.45  0.020 / 0.030
G05     72.4           67.5                8.6 +/-    0.39       9.2 +/-    0.39  0.030 / 0.040
G12     187.6          40.1                9.6 +/-    2.15      13.9 +/-    2.15  0.090 / 0.060
G13     134.2          10.9                4.8 +/-   25.21      13.0 +/-   25.21  0.050 / 0.080
G20     205.4          52.1               10.2 +/-    1.44      12.5 +/-    1.44  0.190 / 0.440
G21     267.4          16.5               10.4 +/-    1.09      24.9 +/-    1.09  0.180 / 0.510
G25     244.6          55.5               10.5 +/-    0.76      12.5 +/-    0.76  0.040 / 0.070
G29     329.2          54.6                6.2 +/-    1.52       7.4 +/-    1.52  0.040 / 0.060