PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/29-05:27:50
G01     95.0           30.4                5.7 +/-    1.60       9.9 +/-    1.60  0.080 / 0.090
G07     121.8          47.2                5.6 +/-    0.67       7.3 +/-    0.67  0.100 / 0.120
G11     71.6           40.5                3.7 +/-    1.27       5.4 +/-    1.27  0.030 / 0.030
G13     298.9          35.0                3.1 +/-    1.22       4.9 +/-    1.22  0.030 / 0.020
G17     210.5          52.1                6.0 +/-    0.91       7.4 +/-    0.91  0.040 / 0.040
G19     212.8          20.9                5.1 +/-    2.49      11.1 +/-    2.49  0.040 / 0.040
G28     336.4          61.7                3.0 +/-    0.48       3.3 +/-    0.48  0.070 / 0.050
G30     80.0           79.9                3.5 +/-    0.23       3.5 +/-    0.23  0.060 / 0.040