PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/06-15:58:00
G02     13.1           68.0                6.6 +/-    0.80       7.1 +/-    0.80  0.020 / 0.020
G05     157.5          48.1                9.0 +/-    0.80      11.6 +/-    0.80  0.030 / 0.020
G06     46.8           25.5                6.6 +/-    1.90      12.7 +/-    1.90  0.160 / 0.170
G12     241.8          79.9                7.2 +/-    0.66       7.3 +/-    0.66  0.120 / 0.200
G19     89.1           16.1                8.0 +/-    1.79      19.4 +/-    1.79  0.130 / 0.320
G24     218.3          12.3                7.9 +/-    2.28      20.9 +/-    2.28  0.110 / 0.380
G25     311.4          41.8                7.0 +/-    0.72       9.8 +/-    0.72  0.060 / 0.080
G29     297.0          18.1                7.1 +/-    1.04      16.4 +/-    1.04  0.050 / 0.080