PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-17:28:10
G10     272.3          41.5               12.1 +/-    1.15      17.2 +/-    1.15  0.040 / 0.040
G13     39.9           14.4                8.5 +/-    2.88      21.4 +/-    2.88  0.030 / 0.030
G15     56.3           47.6               10.1 +/-    0.82      13.2 +/-    0.82  0.290 / 0.600
G20     307.0          62.2               11.5 +/-    0.62      12.8 +/-    0.62  0.160 / 0.330
G21     22.7           74.8               11.3 +/-    1.16      11.7 +/-    1.16  0.030 / 0.040
G24     112.7          17.2               14.0 +/-    1.25      33.1 +/-    1.25  0.050 / 0.050
G27     317.3          20.8                7.9 +/-    2.48      17.0 +/-    2.48  0.120 / 0.210
G29     167.8          25.9               11.9 +/-    1.71      22.7 +/-    1.71  0.110 / 0.190
G32     205.0          13.3               14.2 +/-    3.03      36.9 +/-    3.03  0.140 / 0.220