PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/27-15:12:40
G05     52.1           11.2                5.6 +/-    1.74      15.3 +/-    1.74  0.120 / 0.580
G10     242.7          20.1                5.9 +/-    1.43      13.0 +/-    1.43  0.100 / 0.540
G13     63.5           34.0                6.8 +/-    0.53      11.0 +/-    0.53  0.210 / 0.330
G15     110.6          57.3                7.8 +/-    0.56       9.1 +/-    0.56  0.150 / 0.260
G16     306.3          14.4                3.1 +/-    1.43       7.9 +/-    1.43  0.050 / 0.070
G20     257.9          44.2                6.2 +/-    0.88       8.4 +/-    0.88  0.040 / 0.070
G21     325.6          55.2                5.4 +/-    0.73       6.4 +/-    0.73  0.030 / 0.060
G26     279.6          18.3                4.4 +/-    1.16      10.0 +/-    1.16  0.030 / 0.030
G29     159.9          60.2                8.6 +/-    1.08       9.8 +/-    1.08  0.060 / 0.110