PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/08-15:13:10
G02     58.7           33.1               11.9 +/-    1.37      19.6 +/-    1.37  0.020 / 0.020
G05     63.5           64.6               15.3 +/-    0.54      16.7 +/-    0.54  0.030 / 0.020
G12     186.6          35.7               14.4 +/-    2.04      22.6 +/-    2.04  0.080 / 0.190
G13     131.2          13.7               17.7 +/-    4.03      45.5 +/-    4.03  0.120 / 0.170
G15     164.1          10.8               -1.3 +/-   30.99      -3.5 +/-   30.99  0.050 / 0.070
G20     207.4          56.5               15.9 +/-    0.83      18.6 +/-    0.83  0.060 / 0.090
G21     270.7          19.0               11.5 +/-    1.54      25.9 +/-    1.54  0.040 / 0.040
G25     237.9          53.0               14.7 +/-    5.12      17.9 +/-    5.12  0.040 / 0.040
G29     332.3          58.3               10.6 +/-    0.54      12.3 +/-    0.54  0.100 / 0.080