PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/03-05:28:10
G01     52.6           26.5                4.6 +/-    0.66       8.8 +/-    0.66  0.040 / 0.050
G06     177.8          20.0                5.1 +/-    1.13      11.3 +/-    1.13  0.040 / 0.050
G07     144.1          17.4                5.1 +/-    2.26      11.9 +/-    2.26  0.090 / 0.240
G11     47.0           23.2                3.7 +/-    0.76       7.5 +/-    0.76  0.090 / 0.290
G13     254.2          33.9                6.1 +/-    1.47       9.9 +/-    1.47  0.070 / 0.170
G15     285.6          17.0                4.4 +/-    1.60      10.4 +/-    1.60  0.080 / 0.220
G17     287.3          79.6                9.1 +/-    1.26       9.3 +/-    1.26  0.040 / 0.060
G19     238.8          58.2                7.6 +/-    0.45       8.8 +/-    0.45  0.040 / 0.070
G28     30.2           59.3                6.0 +/-    0.71       6.9 +/-    0.71  0.040 / 0.040
G30     148.5          50.7                9.2 +/-    0.48      11.5 +/-    0.48  0.050 / 0.050