PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/05-14:27:50
G02     56.9           35.4                7.2 +/-    1.60      11.3 +/-    1.60  0.230 / 0.390
G05     65.4           66.2                6.5 +/-    0.49       7.0 +/-    0.49  0.240 / 0.300
G12     184.4          34.5               10.3 +/-    0.94      16.5 +/-    0.94  0.050 / 0.090
G13     129.4          13.7               14.5 +/-    2.36      37.4 +/-    2.36  0.060 / 0.100
G21     270.2          17.1                7.8 +/-    4.32      18.4 +/-    4.32  0.220 / 0.340
G25     232.6          52.7                9.0 +/-    3.17      11.0 +/-    3.17  0.160 / 0.310
G29     327.4          52.7                5.9 +/-    0.91       7.2 +/-    0.91  0.060 / 0.060