PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/27-21:27:30
G08     301.5          21.3               18.7 +/-    0.88      40.0 +/-    0.88  0.050 / 0.060
G10     358.8          62.5               16.6 +/-    0.66      18.5 +/-    0.66  0.050 / 0.070
G14     224.3          38.2               20.0 +/-    2.01      30.0 +/-    2.01  0.080 / 0.150
G20     58.5           54.2               16.0 +/-    0.88      19.2 +/-    0.88  0.080 / 0.140
G21     143.5          47.0               18.0 +/-    1.12      23.6 +/-    1.12  0.120 / 0.270
G24     63.1           28.6               15.2 +/-    1.03      27.4 +/-    1.03  0.110 / 0.270
G27     261.1          34.8               22.5 +/-    2.09      35.9 +/-    2.09  0.060 / 0.080
G32     235.2          63.6               21.3 +/-    1.05      23.5 +/-    1.05  0.070 / 0.060