PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/05-00:43:10
G08     304.1          21.4               16.9 +/-    1.94      36.0 +/-    1.94  0.030 / 0.020
G10     338.9          60.9               15.2 +/-    0.40      17.1 +/-    0.40  0.030 / 0.020
G14     220.8          36.7               20.6 +/-    1.78      31.7 +/-    1.78  0.040 / 0.040
G18     45.0           57.8               16.1 +/-    0.81      18.7 +/-    0.81  0.040 / 0.040
G21     137.9          51.7               19.7 +/-    0.47      24.3 +/-    0.47  0.060 / 0.080
G24     70.4           30.2               16.7 +/-    1.22      29.1 +/-    1.22  0.070 / 0.070
G27     267.1          36.6               18.1 +/-    2.23      27.9 +/-    2.23  0.070 / 0.080
G32     227.7          54.3               18.6 +/-    2.88      22.4 +/-    2.88  0.050 / 0.090