PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/16-01:42:50
G08     267.6          16.2                9.3 +/-    5.66      22.4 +/-    5.66  0.040 / 0.050
G10     71.1           54.8                9.4 +/-    1.01      11.3 +/-    1.01  0.040 / 0.050
G11     309.0          19.1                6.7 +/-    1.13      15.0 +/-    1.13  0.190 / 0.280
G14     274.9          67.7                9.9 +/-    0.60      10.6 +/-    0.60  0.170 / 0.350
G18     309.6          36.3                8.8 +/-    1.28      13.7 +/-    1.28  0.170 / 0.370
G20     100.1          33.2                9.7 +/-    1.23      15.9 +/-    1.23  0.160 / 0.320
G21     156.0          11.9                8.5 +/-    1.87      22.7 +/-    1.87  0.090 / 0.110
G27     228.7          13.3                9.2 +/-    3.99      23.8 +/-    3.99  0.070 / 0.090
G31     176.0          36.4               11.2 +/-    1.36      17.3 +/-    1.36  0.020 / 0.030
G32     351.8          72.0                9.0 +/-    0.54       9.4 +/-    0.54  0.030 / 0.030