PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/19-19:57:30
G08     300.5          21.8               11.8 +/-    1.57      24.8 +/-    1.57  0.080 / 0.090
G10     359.0          62.5               11.4 +/-    0.75      12.7 +/-    0.75  0.060 / 0.070
G14     224.3          37.4               13.8 +/-    1.53      20.9 +/-    1.53  0.130 / 0.130
G20     59.3           53.8               12.3 +/-    1.04      14.9 +/-    1.04  0.080 / 0.160
G21     143.5          46.7               14.2 +/-    0.36      18.7 +/-    0.36  0.050 / 0.080
G24     63.2           28.7               10.9 +/-    1.17      19.7 +/-    1.17  0.050 / 0.080
G27     261.0          34.8               14.2 +/-    1.50      22.7 +/-    1.50  0.060 / 0.130
G32     235.3          64.0               14.7 +/-    1.11      16.1 +/-    1.11  0.060 / 0.100