PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/06-19:28:00
G05     48.3           18.4                8.2 +/-    0.61      18.8 +/-    0.61  0.050 / 0.090
G10     235.8          13.9               12.7 +/-    2.04      32.4 +/-    2.04  0.050 / 0.090
G13     74.9           35.3                9.7 +/-    0.79      15.3 +/-    0.79  0.100 / 0.390
G15     126.5          52.2                9.2 +/-    0.54      11.3 +/-    0.54  0.140 / 0.410
G16     314.0          12.6                8.5 +/-    1.15      22.5 +/-    1.15  0.050 / 0.120
G20     248.5          37.6               11.7 +/-    1.15      17.8 +/-    1.15  0.060 / 0.120
G21     312.8          46.0                9.3 +/-    1.35      12.3 +/-    1.35  0.040 / 0.050
G25     200.1          12.0               12.3 +/-    2.07      32.8 +/-    2.07  0.030 / 0.060
G26     287.8          20.2                9.4 +/-    1.44      20.7 +/-    1.44  0.150 / 0.490
G29     152.7          73.3               11.9 +/-    1.39      12.3 +/-    1.39  0.130 / 0.400