PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-19:12:40
G08     274.5          20.9               12.0 +/-    1.58      25.9 +/-    1.58  0.040 / 0.070
G10     50.6           59.3               11.7 +/-    0.84      13.4 +/-    0.84  0.040 / 0.070
G14     248.5          57.1               13.3 +/-    0.79      15.5 +/-    0.79  0.070 / 0.140
G20     89.9           38.8               12.3 +/-    0.86      18.3 +/-    0.86  0.080 / 0.140
G21     153.7          22.3               11.9 +/-    1.15      24.7 +/-    1.15  0.130 / 0.220
G24     43.8           15.9                9.6 +/-    1.35      23.3 +/-    1.35  0.100 / 0.190
G27     237.0          21.1               13.2 +/-    2.83      28.4 +/-    2.83  0.040 / 0.040
G31     179.4          23.4               11.1 +/-    1.56      22.6 +/-    1.56  0.030 / 0.040
G32     316.5          76.8               11.9 +/-    0.77      12.2 +/-    0.77  0.150 / 0.340