PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-17:28:00
G10     278.3          44.5               10.3 +/-    1.12      14.0 +/-    1.12  0.030 / 0.030
G13     38.3           10.3                5.4 +/-    9.86      14.8 +/-    9.86  0.030 / 0.030
G15     52.2           43.2                7.6 +/-    1.32      10.6 +/-    1.32  0.130 / 0.180
G20     318.1          63.8                9.0 +/-    0.76       9.9 +/-    0.76  0.150 / 0.170
G21     43.0           76.3                9.9 +/-    0.73      10.2 +/-    0.73  0.120 / 0.090
G24     107.9          19.9               10.7 +/-    1.68      23.7 +/-    1.68  0.110 / 0.160
G27     314.4          24.4                7.2 +/-    1.21      14.3 +/-    1.21  0.140 / 0.400
G29     168.0          20.7               10.2 +/-    2.14      22.1 +/-    2.14  0.110 / 0.620
G32     206.0          18.0               11.8 +/-    2.09      27.4 +/-    2.09  0.050 / 0.050