PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/29-02:43:00
G10     270.6          40.2                8.6 +/-    1.67      12.4 +/-    1.67  0.080 / 0.260
G13     40.5           15.8                7.3 +/-    2.44      17.9 +/-    2.44  0.090 / 0.270
G15     56.9           47.7                8.2 +/-    0.64      10.6 +/-    0.64  0.220 / 0.190
G16     274.8          11.0                7.5 +/-    1.13      20.5 +/-    1.13  0.210 / 0.220
G20     296.8          58.6               10.1 +/-    0.71      11.6 +/-    0.71  0.040 / 0.040
G21     8.8            73.5               10.0 +/-    0.55      10.4 +/-    0.55  0.040 / 0.030
G24     116.7          16.2                9.0 +/-    1.56      21.7 +/-    1.56  0.170 / 0.440
G27     317.0          21.4                6.3 +/-    2.12      13.3 +/-    2.12  0.230 / 0.440
G29     168.7          28.6               10.5 +/-    1.30      18.9 +/-    1.30  0.040 / 0.030
G32     204.3          13.7               11.4 +/-    2.90      29.3 +/-    2.90  0.040 / 0.040