PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/10-03:42:50
G08     270.1          20.0                9.6 +/-    1.44      21.1 +/-    1.44  0.030 / 0.020
G10     50.4           60.8                5.3 +/-    0.93       5.9 +/-    0.93  0.020 / 0.020
G11     313.0          16.2                5.6 +/-    1.87      13.6 +/-    1.87  0.120 / 0.330
G14     259.4          64.9                8.9 +/-    0.69       9.8 +/-    0.69  0.150 / 0.270
G18     86.3           40.5                5.9 +/-    1.15       8.5 +/-    1.15  0.220 / 0.350
G21     153.3          19.7                7.0 +/-    3.28      15.5 +/-    3.28  0.160 / 0.350
G24     42.4           14.8                5.7 +/-    1.82      14.3 +/-    1.82  0.030 / 0.030
G27     233.9          18.6               11.4 +/-    2.67      25.9 +/-    2.67  0.030 / 0.030
G31     179.5          25.2                8.9 +/-    1.13      17.4 +/-    1.13  0.080 / 0.190
G32     314.9          75.5                7.7 +/-    0.39       8.0 +/-    0.39  0.140 / 0.170