PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/11-00:42:30
G08     293.5          23.4               10.9 +/-    1.49      22.2 +/-    1.49  0.030 / 0.020
G10     1.4            62.9               11.3 +/-    0.71      12.5 +/-    0.71  0.040 / 0.030
G14     228.8          46.6               14.6 +/-    2.43      19.2 +/-    2.43  0.070 / 0.110
G18     60.7           52.4               12.4 +/-    1.02      15.2 +/-    1.02  0.090 / 0.160
G21     145.0          40.9               13.8 +/-    1.20      19.8 +/-    1.20  0.040 / 0.070
G24     59.0           27.4               11.6 +/-    1.44      21.5 +/-    1.44  0.050 / 0.070
G27     254.4          32.3               12.0 +/-    1.95      20.1 +/-    1.95  0.110 / 0.110
G32     241.5          63.7               13.7 +/-    0.64      15.1 +/-    0.64  0.090 / 0.090