PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/30-10:42:40
G02     233.0          74.2                6.5 +/-    0.25       6.7 +/-    0.25  0.340 / 0.390
G05     173.9          12.5                4.6 +/-    3.83      12.3 +/-    3.83  0.210 / 0.260
G06     41.6           67.0                4.8 +/-    0.40       5.1 +/-    0.40  0.060 / 0.100
G12     321.1          46.9                5.2 +/-    0.58       6.8 +/-    0.58  0.060 / 0.070
G17     69.1           23.3                3.9 +/-    2.72       8.0 +/-    2.72  0.040 / 0.050
G19     55.0           39.7                4.0 +/-    2.05       5.9 +/-    2.05  0.040 / 0.040
G24     250.9          36.9                6.8 +/-    1.57      10.4 +/-    1.57  0.070 / 0.120