PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/11-18:12:50
G10     264.8          36.2                8.9 +/-    0.73      13.8 +/-    0.73  0.080 / 0.120
G13     43.4           21.0                8.7 +/-    2.67      18.6 +/-    2.67  0.110 / 0.120
G15     60.5           49.2                9.0 +/-    0.87      11.5 +/-    0.87  0.030 / 0.030
G16     287.1          11.3                8.6 +/-    2.05      23.2 +/-    2.05  0.030 / 0.030
G18     299.1          64.5                9.2 +/-    0.57      10.1 +/-    0.57  0.060 / 0.080
G20     52.5           37.5                8.3 +/-    1.05      12.5 +/-    1.05  0.070 / 0.060
G21     9.5            72.3               10.0 +/-    0.72      10.4 +/-    0.72  0.150 / 0.340
G24     123.1          12.8               10.8 +/-    2.25      28.4 +/-    2.25  0.230 / 0.270
G27     318.7          18.7                9.1 +/-    3.08      20.6 +/-    3.08  0.210 / 0.370
G29     165.2          27.6               10.8 +/-    1.98      19.8 +/-    1.98  0.250 / 0.380