PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/26-14:27:40
G02     10.0           70.0                4.5 +/-    1.11       4.8 +/-    1.11  0.150 / 0.400
G05     160.9          43.8                6.7 +/-    0.99       9.2 +/-    0.99  0.170 / 0.440
G06     45.3           28.5                4.3 +/-    1.83       7.7 +/-    1.83  0.090 / 0.180
G12     261.7          80.7                5.2 +/-    1.36       5.3 +/-    1.36  0.070 / 0.150
G19     86.0           18.1                6.5 +/-    0.99      15.0 +/-    0.99  0.040 / 0.030
G24     221.0          14.7                7.7 +/-    1.31      19.2 +/-    1.31  0.040 / 0.030
G25     313.4          38.7                4.2 +/-    0.76       6.3 +/-    0.76  0.040 / 0.050
G29     294.1          15.5                5.4 +/-    1.74      13.3 +/-    1.74  0.040 / 0.050