PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/11-22:43:00
G08     298.0          21.6                9.3 +/-    0.86      19.8 +/-    0.86  0.060 / 0.160
G10     8.1            62.7                9.3 +/-    0.47      10.3 +/-    0.47  0.070 / 0.110
G14     227.6          42.7               12.5 +/-    1.71      17.4 +/-    1.71  0.050 / 0.080
G20     64.3           52.3               10.8 +/-    1.14      13.2 +/-    1.14  0.040 / 0.080
G21     146.1          42.9               11.9 +/-    0.79      16.6 +/-    0.79  0.040 / 0.120
G24     58.6           26.9                8.1 +/-    2.32      15.2 +/-    2.32  0.050 / 0.110
G27     256.3          32.9               10.4 +/-    1.24      17.2 +/-    1.24  0.090 / 0.230
G32     242.3          67.0               10.8 +/-    0.79      11.7 +/-    0.79  0.110 / 0.190