PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/29-16:13:00
G10     246.1          22.0                9.7 +/-    1.14      20.4 +/-    1.14  0.040 / 0.040
G13     60.0           33.8                7.6 +/-    1.43      12.4 +/-    1.43  0.030 / 0.040
G15     95.5           57.1                9.6 +/-    0.73      11.2 +/-    0.73  0.040 / 0.050
G16     305.9          13.1                6.7 +/-    1.91      17.5 +/-    1.91  0.040 / 0.050
G18     262.7          54.0                9.9 +/-    2.04      11.9 +/-    2.04  0.180 / 0.270
G20     36.9           55.4                8.0 +/-    0.80       9.5 +/-    0.80  0.180 / 0.220
G21     333.3          59.9                7.3 +/-    0.62       8.3 +/-    0.62  0.170 / 0.440
G26     276.3          17.1                8.3 +/-    2.54      19.5 +/-    2.54  0.150 / 0.330
G29     160.5          51.0               11.3 +/-    0.63      14.1 +/-    0.63  0.050 / 0.100