PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/03-23:57:20
G10     295.5          51.9                9.3 +/-    0.73      11.5 +/-    0.73  0.060 / 0.100
G15     46.5           30.0                6.9 +/-    1.05      12.1 +/-    1.05  0.060 / 0.090
G20     346.6          65.2                8.2 +/-    0.62       9.0 +/-    0.62  0.040 / 0.040
G21     85.7           75.8               10.3 +/-    0.43      10.5 +/-    0.43  0.050 / 0.050
G24     101.1          25.7               10.5 +/-    0.93      20.2 +/-    0.93  0.080 / 0.130
G27     303.6          33.0               11.0 +/-    1.33      18.2 +/-    1.33  0.070 / 0.140
G32     209.4          29.0               13.5 +/-    2.14      24.1 +/-    2.14  0.060 / 0.050