PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/14-23:28:00
G10     269.3          39.6               12.3 +/-    1.39      17.9 +/-    1.39  0.160 / 0.350
G13     40.9           16.6                8.1 +/-    2.59      19.4 +/-    2.59  0.150 / 0.310
G15     59.4           50.3                7.6 +/-    0.27       9.6 +/-    0.27  0.040 / 0.040
G16     275.4          11.6               11.1 +/-    4.63      29.8 +/-    4.63  0.040 / 0.050
G20     271.7          34.5                6.3 +/-    0.76      10.1 +/-    0.76  0.220 / 0.630
G21     4.6            72.6               10.0 +/-    0.55      10.4 +/-    0.55  0.210 / 0.640
G24     117.1          15.5               11.7 +/-    1.51      28.7 +/-    1.51  0.160 / 0.420
G27     317.8          20.2                9.0 +/-    1.62      19.8 +/-    1.62  0.130 / 0.490
G29     168.6          30.2               10.9 +/-    1.41      19.1 +/-    1.41  0.110 / 0.210
G32     204.1          12.6               14.5 +/-    2.36      38.3 +/-    2.36  0.090 / 0.190