PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/28-16:57:30
G10     294.8          51.2                7.2 +/-    0.94       9.0 +/-    0.94  0.200 / 0.300
G14     209.5          10.2               -9.1 +/-    9.85     -25.2 +/-    9.85  0.350 / 0.630
G15     46.8           31.7                5.5 +/-    0.96       9.2 +/-    0.96  0.050 / 0.090
G20     347.6          65.4                6.5 +/-    0.48       7.0 +/-    0.48  0.050 / 0.110
G21     94.5           73.1                7.6 +/-    1.17       7.9 +/-    1.17  0.040 / 0.050
G24     95.1           25.2                8.8 +/-    1.14      17.1 +/-    1.14  0.040 / 0.040
G27     304.6          31.8                6.7 +/-    0.99      11.4 +/-    0.99  0.080 / 0.150
G32     209.7          29.5                9.6 +/-    1.45      16.9 +/-    1.45  0.100 / 0.140