PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/06-03:12:40
G08     320.7          10.8               -9.9 +/-   34.36     -27.1 +/-   34.36  0.090 / 0.070
G10     305.9          54.4               10.4 +/-    0.76      12.5 +/-    0.76  0.060 / 0.090
G14     212.3          14.3               14.1 +/-    5.36      35.7 +/-    5.36  0.220 / 0.700
G15     45.7           24.9                6.6 +/-    0.84      12.9 +/-    0.84  0.170 / 0.740
G20     344.1          64.6               13.8 +/-    0.53      15.1 +/-    0.53  0.040 / 0.040
G21     110.7          71.2               10.8 +/-    1.15      11.4 +/-    1.15  0.030 / 0.040
G24     90.2           28.2                8.5 +/-    0.77      15.4 +/-    0.77  0.040 / 0.040
G27     294.0          36.2               10.6 +/-    1.37      16.4 +/-    1.37  0.030 / 0.040
G32     212.9          39.4               13.9 +/-    0.82      20.4 +/-    0.82  0.070 / 0.120