PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/04-16:57:30
G10     246.4          23.5               10.3 +/-    1.28      20.9 +/-    1.28  0.040 / 0.060
G13     58.3           32.1               10.2 +/-    0.70      17.1 +/-    0.70  0.040 / 0.070
G15     102.4          58.8               10.2 +/-    0.23      11.8 +/-    0.23  0.130 / 0.620
G16     301.0          15.3                6.3 +/-    3.12      15.5 +/-    3.12  0.140 / 0.820
G20     263.4          47.5               11.2 +/-    0.59      14.6 +/-    0.59  0.050 / 0.140
G21     329.9          57.7                9.2 +/-    0.60      10.7 +/-    0.60  0.050 / 0.130
G26     273.9          17.2                9.1 +/-    1.28      21.5 +/-    1.28  0.020 / 0.040
G29     162.4          55.3               13.2 +/-    1.14      15.6 +/-    1.14  0.030 / 0.040