PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/25-16:43:10
G02     10.0           69.4                9.0 +/-    0.69       9.5 +/-    0.69  0.130 / 0.390
G05     157.9          47.0               11.8 +/-    0.53      15.5 +/-    0.53  0.160 / 0.440
G06     46.2           26.8                7.1 +/-    1.02      13.3 +/-    1.02  0.020 / 0.030
G12     253.9          80.1                8.3 +/-    0.49       8.4 +/-    0.49  0.020 / 0.030
G19     87.9           17.0                9.4 +/-    1.55      22.4 +/-    1.55  0.050 / 0.110
G24     219.1          13.1               11.0 +/-    2.70      28.7 +/-    2.70  0.050 / 0.090
G25     312.3          40.6                8.6 +/-    2.13      12.5 +/-    2.13  0.090 / 0.110
G29     296.0          17.4                8.1 +/-    1.50      19.0 +/-    1.50  0.090 / 0.110